series,x,y Initial force 1 N; stiffness 10 N/m,0,0.1 Initial force 1 N; stiffness 10 N/m,0.01,0.101 Initial force 1 N; stiffness 10 N/m,0.02,0.102 Initial force 1 N; stiffness 10 N/m,0.03,0.103 Initial force 1 N; stiffness 10 N/m,0.04,0.104 Initial force 1 N; stiffness 10 N/m,0.05,0.105 Initial force 1 N; stiffness 10 N/m,0.06,0.106 Initial force 1 N; stiffness 10 N/m,0.07,0.107 Initial force 1 N; stiffness 10 N/m,0.08,0.108 Initial force 1 N; stiffness 10 N/m,0.09,0.109 Initial force 1 N; stiffness 10 N/m,0.1,0.11 Initial force 1 N; stiffness 10 N/m,0.11,0.111 Initial force 1 N; stiffness 10 N/m,0.12,0.112 Initial force 1 N; stiffness 10 N/m,0.13,0.113 Initial force 1 N; stiffness 10 N/m,0.14,0.114 Initial force 1 N; stiffness 10 N/m,0.15,0.115 Initial force 1 N; stiffness 10 N/m,0.16,0.116 Initial force 1 N; stiffness 10 N/m,0.17,0.117 Initial force 1 N; stiffness 10 N/m,0.18,0.118 Initial force 1 N; stiffness 10 N/m,0.19,0.119 Initial force 1 N; stiffness 10 N/m,0.2,0.12 Initial force 1 N; stiffness 10 N/m,0.21,0.121 Initial force 1 N; stiffness 10 N/m,0.22,0.122 Initial force 1 N; stiffness 10 N/m,0.23,0.123 Initial force 1 N; stiffness 10 N/m,0.24,0.124 Initial force 1 N; stiffness 10 N/m,0.25,0.125 Initial force 1 N; stiffness 10 N/m,0.26,0.126 Initial force 1 N; stiffness 10 N/m,0.27,0.127 Initial force 1 N; stiffness 10 N/m,0.28,0.128 Initial force 1 N; stiffness 10 N/m,0.29,0.129 Initial force 1 N; stiffness 10 N/m,0.3,0.13 Initial force 1 N; stiffness 10 N/m,0.31,0.131 Initial force 1 N; stiffness 10 N/m,0.32,0.132 Initial force 1 N; stiffness 10 N/m,0.33,0.133 Initial force 1 N; stiffness 10 N/m,0.34,0.134 Initial force 1 N; stiffness 10 N/m,0.35,0.135 Initial force 1 N; stiffness 10 N/m,0.36,0.136 Initial force 1 N; stiffness 10 N/m,0.37,0.137 Initial force 1 N; stiffness 10 N/m,0.38,0.138 Initial force 1 N; stiffness 10 N/m,0.39,0.139 Initial force 1 N; stiffness 10 N/m,0.4,0.14 Initial force 1 N; stiffness 10 N/m,0.41,0.141 Initial force 1 N; stiffness 10 N/m,0.42,0.142 Initial force 1 N; stiffness 10 N/m,0.43,0.143 Initial force 1 N; stiffness 10 N/m,0.44,0.144 Initial force 1 N; stiffness 10 N/m,0.45,0.145 Initial force 1 N; stiffness 10 N/m,0.46,0.146 Initial force 1 N; stiffness 10 N/m,0.47,0.147 Initial force 1 N; stiffness 10 N/m,0.48,0.148 Initial force 1 N; stiffness 10 N/m,0.49,0.149 Initial force 1 N; stiffness 10 N/m,0.5,0.15 Initial force 1 N; stiffness 10 N/m,0.51,0.151 Initial force 1 N; stiffness 10 N/m,0.52,0.152 Initial force 1 N; stiffness 10 N/m,0.53,0.153 Initial force 1 N; stiffness 10 N/m,0.54,0.154 Initial force 1 N; stiffness 10 N/m,0.55,0.155 Initial force 1 N; stiffness 10 N/m,0.56,0.156 Initial force 1 N; stiffness 10 N/m,0.57,0.157 Initial force 1 N; stiffness 10 N/m,0.58,0.158 Initial force 1 N; stiffness 10 N/m,0.59,0.159 Initial force 1 N; stiffness 10 N/m,0.6,0.16 Initial force 1 N; stiffness 10 N/m,0.61,0.161 Initial force 1 N; stiffness 10 N/m,0.62,0.162 Initial force 1 N; stiffness 10 N/m,0.63,0.163 Initial force 1 N; stiffness 10 N/m,0.64,0.164 Initial force 1 N; stiffness 10 N/m,0.65,0.165 Initial force 1 N; stiffness 10 N/m,0.66,0.166 Initial force 1 N; stiffness 10 N/m,0.67,0.167 Initial force 1 N; stiffness 10 N/m,0.68,0.168 Initial force 1 N; stiffness 10 N/m,0.69,0.169 Initial force 1 N; stiffness 10 N/m,0.7,0.17 Initial force 1 N; stiffness 10 N/m,0.71,0.171 Initial force 1 N; stiffness 10 N/m,0.72,0.172 Initial force 1 N; stiffness 10 N/m,0.73,0.173 Initial force 1 N; stiffness 10 N/m,0.74,0.174 Initial force 1 N; stiffness 10 N/m,0.75,0.175 Initial force 1 N; stiffness 10 N/m,0.76,0.176 Initial force 1 N; stiffness 10 N/m,0.77,0.177 Initial force 1 N; stiffness 10 N/m,0.78,0.178 Initial force 1 N; stiffness 10 N/m,0.79,0.179 Initial force 1 N; stiffness 10 N/m,0.8,0.18 Initial force 1 N; stiffness 10 N/m,0.81,0.181 Initial force 1 N; stiffness 10 N/m,0.82,0.182 Initial force 1 N; stiffness 10 N/m,0.83,0.183 Initial force 1 N; stiffness 10 N/m,0.84,0.184 Initial force 1 N; stiffness 10 N/m,0.85,0.185 Initial force 1 N; stiffness 10 N/m,0.86,0.186 Initial force 1 N; stiffness 10 N/m,0.87,0.187 Initial force 1 N; stiffness 10 N/m,0.88,0.188 Initial force 1 N; stiffness 10 N/m,0.89,0.189 Initial force 1 N; stiffness 10 N/m,0.9,0.19 Initial force 1 N; stiffness 10 N/m,0.91,0.191 Initial force 1 N; stiffness 10 N/m,0.92,0.192 Initial force 1 N; stiffness 10 N/m,0.93,0.193 Initial force 1 N; stiffness 10 N/m,0.94,0.194 Initial force 1 N; stiffness 10 N/m,0.95,0.195 Initial force 1 N; stiffness 10 N/m,0.96,0.196 Initial force 1 N; stiffness 10 N/m,0.97,0.197 Initial force 1 N; stiffness 10 N/m,0.98,0.198 Initial force 1 N; stiffness 10 N/m,0.99,0.199 Initial force 1 N; stiffness 10 N/m,1,0.2 Initial force 1 N; stiffness 10 N/m,1.01,0.201 Initial force 1 N; stiffness 10 N/m,1.02,0.202 Initial force 1 N; stiffness 10 N/m,1.03,0.203 Initial force 1 N; stiffness 10 N/m,1.04,0.204 Initial force 1 N; stiffness 10 N/m,1.05,0.205 Initial force 1 N; stiffness 10 N/m,1.06,0.206 Initial force 1 N; stiffness 10 N/m,1.07,0.207 Initial force 1 N; stiffness 10 N/m,1.08,0.208 Initial force 1 N; stiffness 10 N/m,1.09,0.209 Initial force 1 N; stiffness 10 N/m,1.1,0.21 Initial force 1 N; stiffness 10 N/m,1.11,0.211 Initial force 1 N; stiffness 10 N/m,1.12,0.212 Initial force 1 N; stiffness 10 N/m,1.13,0.213 Initial force 1 N; stiffness 10 N/m,1.14,0.214 Initial force 1 N; stiffness 10 N/m,1.15,0.215 Initial force 1 N; stiffness 10 N/m,1.16,0.216 Initial force 1 N; stiffness 10 N/m,1.17,0.217 Initial force 1 N; stiffness 10 N/m,1.18,0.218 Initial force 1 N; stiffness 10 N/m,1.19,0.219 Initial force 1 N; stiffness 10 N/m,1.2,0.22 Initial force 1 N; stiffness 10 N/m,1.21,0.221 Initial force 1 N; stiffness 10 N/m,1.22,0.222 Initial force 1 N; stiffness 10 N/m,1.23,0.223 Initial force 1 N; stiffness 10 N/m,1.24,0.224 Initial force 1 N; stiffness 10 N/m,1.25,0.225 Initial force 1 N; stiffness 10 N/m,1.26,0.226 Initial force 1 N; stiffness 10 N/m,1.27,0.227 Initial force 1 N; stiffness 10 N/m,1.28,0.228 Initial force 1 N; stiffness 10 N/m,1.29,0.229 Initial force 1 N; stiffness 10 N/m,1.3,0.23 Initial force 1 N; stiffness 10 N/m,1.31,0.231 Initial force 1 N; stiffness 10 N/m,1.32,0.232 Initial force 1 N; stiffness 10 N/m,1.33,0.233 Initial force 1 N; stiffness 10 N/m,1.34,0.234 Initial force 1 N; stiffness 10 N/m,1.35,0.235 Initial force 1 N; stiffness 10 N/m,1.36,0.236 Initial force 1 N; stiffness 10 N/m,1.37,0.237 Initial force 1 N; stiffness 10 N/m,1.38,0.238 Initial force 1 N; stiffness 10 N/m,1.39,0.239 Initial force 1 N; stiffness 10 N/m,1.4,0.24 Initial force 1 N; stiffness 10 N/m,1.41,0.241 Initial force 1 N; stiffness 10 N/m,1.42,0.242 Initial force 1 N; stiffness 10 N/m,1.43,0.243 Initial force 1 N; stiffness 10 N/m,1.44,0.244 Initial force 1 N; stiffness 10 N/m,1.45,0.245 Initial force 1 N; stiffness 10 N/m,1.46,0.246 Initial force 1 N; stiffness 10 N/m,1.47,0.247 Initial force 1 N; stiffness 10 N/m,1.48,0.248 Initial force 1 N; stiffness 10 N/m,1.49,0.249 Initial force 1 N; stiffness 10 N/m,1.5,0.25 Initial force 1 N; stiffness 10 N/m,1.51,0.251 Initial force 1 N; stiffness 10 N/m,1.52,0.252 Initial force 1 N; stiffness 10 N/m,1.53,0.253 Initial force 1 N; stiffness 10 N/m,1.54,0.254 Initial force 1 N; stiffness 10 N/m,1.55,0.255 Initial force 1 N; stiffness 10 N/m,1.56,0.256 Initial force 1 N; stiffness 10 N/m,1.57,0.257 Initial force 1 N; stiffness 10 N/m,1.58,0.258 Initial force 1 N; stiffness 10 N/m,1.59,0.259 Initial force 1 N; stiffness 10 N/m,1.6,0.26 Initial force 1 N; stiffness 10 N/m,1.61,0.261 Initial force 1 N; stiffness 10 N/m,1.62,0.262 Initial force 1 N; stiffness 10 N/m,1.63,0.263 Initial force 1 N; stiffness 10 N/m,1.64,0.264 Initial force 1 N; stiffness 10 N/m,1.65,0.265 Initial force 1 N; stiffness 10 N/m,1.66,0.266 Initial force 1 N; stiffness 10 N/m,1.67,0.267 Initial force 1 N; stiffness 10 N/m,1.68,0.268 Initial force 1 N; stiffness 10 N/m,1.69,0.269 Initial force 1 N; stiffness 10 N/m,1.7,0.27 Initial force 1 N; stiffness 10 N/m,1.71,0.271 Initial force 1 N; stiffness 10 N/m,1.72,0.272 Initial force 1 N; stiffness 10 N/m,1.73,0.273 Initial force 1 N; stiffness 10 N/m,1.74,0.274 Initial force 1 N; stiffness 10 N/m,1.75,0.275 Initial force 1 N; stiffness 10 N/m,1.76,0.276 Initial force 1 N; stiffness 10 N/m,1.77,0.277 Initial force 1 N; stiffness 10 N/m,1.78,0.278 Initial force 1 N; stiffness 10 N/m,1.79,0.279 Initial force 1 N; stiffness 10 N/m,1.8,0.28 Initial force 1 N; stiffness 10 N/m,1.81,0.281 Initial force 1 N; stiffness 10 N/m,1.82,0.282 Initial force 1 N; stiffness 10 N/m,1.83,0.283 Initial force 1 N; stiffness 10 N/m,1.84,0.284 Initial force 1 N; stiffness 10 N/m,1.85,0.285 Initial force 1 N; stiffness 10 N/m,1.86,0.286 Initial force 1 N; stiffness 10 N/m,1.87,0.287 Initial force 1 N; stiffness 10 N/m,1.88,0.288 Initial force 1 N; stiffness 10 N/m,1.89,0.289 Initial force 1 N; stiffness 10 N/m,1.9,0.29 Initial force 1 N; stiffness 10 N/m,1.91,0.291 Initial force 1 N; stiffness 10 N/m,1.92,0.292 Initial force 1 N; stiffness 10 N/m,1.93,0.293 Initial force 1 N; stiffness 10 N/m,1.94,0.294 Initial force 1 N; stiffness 10 N/m,1.95,0.295 Initial force 1 N; stiffness 10 N/m,1.96,0.296 Initial force 1 N; stiffness 10 N/m,1.97,0.297 Initial force 1 N; stiffness 10 N/m,1.98,0.298 Initial force 1 N; stiffness 10 N/m,1.99,0.299 Initial force 1 N; stiffness 10 N/m,2,0.3 Initial force 2 N; stiffness 20 N/m,0,0.1 Initial force 2 N; stiffness 20 N/m,0.01,0.1005 Initial force 2 N; stiffness 20 N/m,0.02,0.101 Initial force 2 N; stiffness 20 N/m,0.03,0.1015 Initial force 2 N; stiffness 20 N/m,0.04,0.102 Initial force 2 N; stiffness 20 N/m,0.05,0.1025 Initial force 2 N; stiffness 20 N/m,0.06,0.103 Initial force 2 N; stiffness 20 N/m,0.07,0.1035 Initial force 2 N; stiffness 20 N/m,0.08,0.104 Initial force 2 N; stiffness 20 N/m,0.09,0.1045 Initial force 2 N; stiffness 20 N/m,0.1,0.105 Initial force 2 N; stiffness 20 N/m,0.11,0.1055 Initial force 2 N; stiffness 20 N/m,0.12,0.106 Initial force 2 N; stiffness 20 N/m,0.13,0.1065 Initial force 2 N; stiffness 20 N/m,0.14,0.107 Initial force 2 N; stiffness 20 N/m,0.15,0.1075 Initial force 2 N; stiffness 20 N/m,0.16,0.108 Initial force 2 N; stiffness 20 N/m,0.17,0.1085 Initial force 2 N; stiffness 20 N/m,0.18,0.109 Initial force 2 N; stiffness 20 N/m,0.19,0.1095 Initial force 2 N; stiffness 20 N/m,0.2,0.11 Initial force 2 N; stiffness 20 N/m,0.21,0.1105 Initial force 2 N; stiffness 20 N/m,0.22,0.111 Initial force 2 N; stiffness 20 N/m,0.23,0.1115 Initial force 2 N; stiffness 20 N/m,0.24,0.112 Initial force 2 N; stiffness 20 N/m,0.25,0.1125 Initial force 2 N; stiffness 20 N/m,0.26,0.113 Initial force 2 N; stiffness 20 N/m,0.27,0.1135 Initial force 2 N; stiffness 20 N/m,0.28,0.114 Initial force 2 N; stiffness 20 N/m,0.29,0.1145 Initial force 2 N; stiffness 20 N/m,0.3,0.115 Initial force 2 N; stiffness 20 N/m,0.31,0.1155 Initial force 2 N; stiffness 20 N/m,0.32,0.116 Initial force 2 N; stiffness 20 N/m,0.33,0.1165 Initial force 2 N; stiffness 20 N/m,0.34,0.117 Initial force 2 N; stiffness 20 N/m,0.35,0.1175 Initial force 2 N; stiffness 20 N/m,0.36,0.118 Initial force 2 N; stiffness 20 N/m,0.37,0.1185 Initial force 2 N; stiffness 20 N/m,0.38,0.119 Initial force 2 N; stiffness 20 N/m,0.39,0.1195 Initial force 2 N; stiffness 20 N/m,0.4,0.12 Initial force 2 N; stiffness 20 N/m,0.41,0.1205 Initial force 2 N; stiffness 20 N/m,0.42,0.121 Initial force 2 N; stiffness 20 N/m,0.43,0.1215 Initial force 2 N; stiffness 20 N/m,0.44,0.122 Initial force 2 N; stiffness 20 N/m,0.45,0.1225 Initial force 2 N; stiffness 20 N/m,0.46,0.123 Initial force 2 N; stiffness 20 N/m,0.47,0.1235 Initial force 2 N; stiffness 20 N/m,0.48,0.124 Initial force 2 N; stiffness 20 N/m,0.49,0.1245 Initial force 2 N; stiffness 20 N/m,0.5,0.125 Initial force 2 N; stiffness 20 N/m,0.51,0.1255 Initial force 2 N; stiffness 20 N/m,0.52,0.126 Initial force 2 N; stiffness 20 N/m,0.53,0.1265 Initial force 2 N; stiffness 20 N/m,0.54,0.127 Initial force 2 N; stiffness 20 N/m,0.55,0.1275 Initial force 2 N; stiffness 20 N/m,0.56,0.128 Initial force 2 N; stiffness 20 N/m,0.57,0.1285 Initial force 2 N; stiffness 20 N/m,0.58,0.129 Initial force 2 N; stiffness 20 N/m,0.59,0.1295 Initial force 2 N; stiffness 20 N/m,0.6,0.13 Initial force 2 N; stiffness 20 N/m,0.61,0.1305 Initial force 2 N; stiffness 20 N/m,0.62,0.131 Initial force 2 N; stiffness 20 N/m,0.63,0.1315 Initial force 2 N; stiffness 20 N/m,0.64,0.132 Initial force 2 N; stiffness 20 N/m,0.65,0.1325 Initial force 2 N; stiffness 20 N/m,0.66,0.133 Initial force 2 N; stiffness 20 N/m,0.67,0.1335 Initial force 2 N; stiffness 20 N/m,0.68,0.134 Initial force 2 N; stiffness 20 N/m,0.69,0.1345 Initial force 2 N; stiffness 20 N/m,0.7,0.135 Initial force 2 N; stiffness 20 N/m,0.71,0.1355 Initial force 2 N; stiffness 20 N/m,0.72,0.136 Initial force 2 N; stiffness 20 N/m,0.73,0.1365 Initial force 2 N; stiffness 20 N/m,0.74,0.137 Initial force 2 N; stiffness 20 N/m,0.75,0.1375 Initial force 2 N; stiffness 20 N/m,0.76,0.138 Initial force 2 N; stiffness 20 N/m,0.77,0.1385 Initial force 2 N; stiffness 20 N/m,0.78,0.139 Initial force 2 N; stiffness 20 N/m,0.79,0.1395 Initial force 2 N; stiffness 20 N/m,0.8,0.14 Initial force 2 N; stiffness 20 N/m,0.81,0.1405 Initial force 2 N; stiffness 20 N/m,0.82,0.141 Initial force 2 N; stiffness 20 N/m,0.83,0.1415 Initial force 2 N; stiffness 20 N/m,0.84,0.142 Initial force 2 N; stiffness 20 N/m,0.85,0.1425 Initial force 2 N; stiffness 20 N/m,0.86,0.143 Initial force 2 N; stiffness 20 N/m,0.87,0.1435 Initial force 2 N; stiffness 20 N/m,0.88,0.144 Initial force 2 N; stiffness 20 N/m,0.89,0.1445 Initial force 2 N; stiffness 20 N/m,0.9,0.145 Initial force 2 N; stiffness 20 N/m,0.91,0.1455 Initial force 2 N; stiffness 20 N/m,0.92,0.146 Initial force 2 N; stiffness 20 N/m,0.93,0.1465 Initial force 2 N; stiffness 20 N/m,0.94,0.147 Initial force 2 N; stiffness 20 N/m,0.95,0.1475 Initial force 2 N; stiffness 20 N/m,0.96,0.148 Initial force 2 N; stiffness 20 N/m,0.97,0.1485 Initial force 2 N; stiffness 20 N/m,0.98,0.149 Initial force 2 N; stiffness 20 N/m,0.99,0.1495 Initial force 2 N; stiffness 20 N/m,1,0.15 Initial force 2 N; stiffness 20 N/m,1.01,0.1505 Initial force 2 N; stiffness 20 N/m,1.02,0.151 Initial force 2 N; stiffness 20 N/m,1.03,0.1515 Initial force 2 N; stiffness 20 N/m,1.04,0.152 Initial force 2 N; stiffness 20 N/m,1.05,0.1525 Initial force 2 N; stiffness 20 N/m,1.06,0.153 Initial force 2 N; stiffness 20 N/m,1.07,0.1535 Initial force 2 N; stiffness 20 N/m,1.08,0.154 Initial force 2 N; stiffness 20 N/m,1.09,0.1545 Initial force 2 N; stiffness 20 N/m,1.1,0.155 Initial force 2 N; stiffness 20 N/m,1.11,0.1555 Initial force 2 N; stiffness 20 N/m,1.12,0.156 Initial force 2 N; stiffness 20 N/m,1.13,0.1565 Initial force 2 N; stiffness 20 N/m,1.14,0.157 Initial force 2 N; stiffness 20 N/m,1.15,0.1575 Initial force 2 N; stiffness 20 N/m,1.16,0.158 Initial force 2 N; stiffness 20 N/m,1.17,0.1585 Initial force 2 N; stiffness 20 N/m,1.18,0.159 Initial force 2 N; stiffness 20 N/m,1.19,0.1595 Initial force 2 N; stiffness 20 N/m,1.2,0.16 Initial force 2 N; stiffness 20 N/m,1.21,0.1605 Initial force 2 N; stiffness 20 N/m,1.22,0.161 Initial force 2 N; stiffness 20 N/m,1.23,0.1615 Initial force 2 N; stiffness 20 N/m,1.24,0.162 Initial force 2 N; stiffness 20 N/m,1.25,0.1625 Initial force 2 N; stiffness 20 N/m,1.26,0.163 Initial force 2 N; stiffness 20 N/m,1.27,0.1635 Initial force 2 N; stiffness 20 N/m,1.28,0.164 Initial force 2 N; stiffness 20 N/m,1.29,0.1645 Initial force 2 N; stiffness 20 N/m,1.3,0.165 Initial force 2 N; stiffness 20 N/m,1.31,0.1655 Initial force 2 N; stiffness 20 N/m,1.32,0.166 Initial force 2 N; stiffness 20 N/m,1.33,0.1665 Initial force 2 N; stiffness 20 N/m,1.34,0.167 Initial force 2 N; stiffness 20 N/m,1.35,0.1675 Initial force 2 N; stiffness 20 N/m,1.36,0.168 Initial force 2 N; stiffness 20 N/m,1.37,0.1685 Initial force 2 N; stiffness 20 N/m,1.38,0.169 Initial force 2 N; stiffness 20 N/m,1.39,0.1695 Initial force 2 N; stiffness 20 N/m,1.4,0.17 Initial force 2 N; stiffness 20 N/m,1.41,0.1705 Initial force 2 N; stiffness 20 N/m,1.42,0.171 Initial force 2 N; stiffness 20 N/m,1.43,0.1715 Initial force 2 N; stiffness 20 N/m,1.44,0.172 Initial force 2 N; stiffness 20 N/m,1.45,0.1725 Initial force 2 N; stiffness 20 N/m,1.46,0.173 Initial force 2 N; stiffness 20 N/m,1.47,0.1735 Initial force 2 N; stiffness 20 N/m,1.48,0.174 Initial force 2 N; stiffness 20 N/m,1.49,0.1745 Initial force 2 N; stiffness 20 N/m,1.5,0.175 Initial force 2 N; stiffness 20 N/m,1.51,0.1755 Initial force 2 N; stiffness 20 N/m,1.52,0.176 Initial force 2 N; stiffness 20 N/m,1.53,0.1765 Initial force 2 N; stiffness 20 N/m,1.54,0.177 Initial force 2 N; stiffness 20 N/m,1.55,0.1775 Initial force 2 N; stiffness 20 N/m,1.56,0.178 Initial force 2 N; stiffness 20 N/m,1.57,0.1785 Initial force 2 N; stiffness 20 N/m,1.58,0.179 Initial force 2 N; stiffness 20 N/m,1.59,0.1795 Initial force 2 N; stiffness 20 N/m,1.6,0.18 Initial force 2 N; stiffness 20 N/m,1.61,0.1805 Initial force 2 N; stiffness 20 N/m,1.62,0.181 Initial force 2 N; stiffness 20 N/m,1.63,0.1815 Initial force 2 N; stiffness 20 N/m,1.64,0.182 Initial force 2 N; stiffness 20 N/m,1.65,0.1825 Initial force 2 N; stiffness 20 N/m,1.66,0.183 Initial force 2 N; stiffness 20 N/m,1.67,0.1835 Initial force 2 N; stiffness 20 N/m,1.68,0.184 Initial force 2 N; stiffness 20 N/m,1.69,0.1845 Initial force 2 N; stiffness 20 N/m,1.7,0.185 Initial force 2 N; stiffness 20 N/m,1.71,0.1855 Initial force 2 N; stiffness 20 N/m,1.72,0.186 Initial force 2 N; stiffness 20 N/m,1.73,0.1865 Initial force 2 N; stiffness 20 N/m,1.74,0.187 Initial force 2 N; stiffness 20 N/m,1.75,0.1875 Initial force 2 N; stiffness 20 N/m,1.76,0.188 Initial force 2 N; stiffness 20 N/m,1.77,0.1885 Initial force 2 N; stiffness 20 N/m,1.78,0.189 Initial force 2 N; stiffness 20 N/m,1.79,0.1895 Initial force 2 N; stiffness 20 N/m,1.8,0.19 Initial force 2 N; stiffness 20 N/m,1.81,0.1905 Initial force 2 N; stiffness 20 N/m,1.82,0.191 Initial force 2 N; stiffness 20 N/m,1.83,0.1915 Initial force 2 N; stiffness 20 N/m,1.84,0.192 Initial force 2 N; stiffness 20 N/m,1.85,0.1925 Initial force 2 N; stiffness 20 N/m,1.86,0.193 Initial force 2 N; stiffness 20 N/m,1.87,0.1935 Initial force 2 N; stiffness 20 N/m,1.88,0.194 Initial force 2 N; stiffness 20 N/m,1.89,0.1945 Initial force 2 N; stiffness 20 N/m,1.9,0.195 Initial force 2 N; stiffness 20 N/m,1.91,0.1955 Initial force 2 N; stiffness 20 N/m,1.92,0.196 Initial force 2 N; stiffness 20 N/m,1.93,0.1965 Initial force 2 N; stiffness 20 N/m,1.94,0.197 Initial force 2 N; stiffness 20 N/m,1.95,0.1975 Initial force 2 N; stiffness 20 N/m,1.96,0.198 Initial force 2 N; stiffness 20 N/m,1.97,0.1985 Initial force 2 N; stiffness 20 N/m,1.98,0.199 Initial force 2 N; stiffness 20 N/m,1.99,0.1995 Initial force 2 N; stiffness 20 N/m,2,0.2