series,x,y Zero observed events; known zero background,1,2.30258509299405 Zero observed events; known zero background,1.045,2.20343071099909 Zero observed events; known zero background,1.09,2.11246338806793 Zero observed events; known zero background,1.135,2.0287093330344 Zero observed events; known zero background,1.18,1.9513432991475 Zero observed events; known zero background,1.225,1.8796613004033 Zero observed events; known zero background,1.27,1.81305912834177 Zero observed events; known zero background,1.315,1.75101527984338 Zero observed events; known zero background,1.36,1.69307727426033 Zero observed events; known zero background,1.405,1.63885059999576 Zero observed events; known zero background,1.45,1.58798971930624 Zero observed events; known zero background,1.495,1.54019069765488 Zero observed events; known zero background,1.54,1.49518512532081 Zero observed events; known zero background,1.585,1.45273507444419 Zero observed events; known zero background,1.63,1.41262889140739 Zero observed events; known zero background,1.675,1.37467766745913 Zero observed events; known zero background,1.72,1.33871226336863 Zero observed events; known zero background,1.765,1.30458078923175 Zero observed events; known zero background,1.81,1.2721464602177 Zero observed events; known zero background,1.855,1.24128576441728 Zero observed events; known zero background,1.9,1.2118868910495 Zero observed events; known zero background,1.945,1.18384837686069 Zero observed events; known zero background,1.99,1.15707793617791 Zero observed events; known zero background,2.035,1.13149144618872 Zero observed events; known zero background,2.08,1.10701206393944 Zero observed events; known zero background,2.125,1.08356945552661 Zero observed events; known zero background,2.17,1.06109912119541 Zero observed events; known zero background,2.215,1.03954180270612 Zero observed events; known zero background,2.26,1.01884296150179 Zero observed events; known zero background,2.305,0.998952318001755 Zero observed events; known zero background,2.35,0.979823443827254 Zero observed events; known zero background,2.395,0.961413399997514 Zero observed events; known zero background,2.44,0.943682415161494 Zero observed events; known zero background,2.485,0.92659359879036 Zero observed events; known zero background,2.53,0.910112684977883 Zero observed events; known zero background,2.575,0.894207803104484 Zero observed events; known zero background,2.62,0.878849272135132 Zero observed events; known zero background,2.665,0.864009415757616 Zero observed events; known zero background,2.71,0.849662395938762 Zero observed events; known zero background,2.755,0.835784062792757 Zero observed events; known zero background,2.8,0.822351818926445 Zero observed events; known zero background,2.845,0.809344496658716 Zero observed events; known zero background,2.89,0.796742246710742 Zero observed events; known zero background,2.935,0.784526437135961 Zero observed events; known zero background,2.98,0.772679561407398 Zero observed events; known zero background,3.025,0.761185154708775 Zero observed events; known zero background,3.07,0.750027717587637 Zero observed events; known zero background,3.115,0.739192646226018 Zero observed events; known zero background,3.16,0.728666168669002 Zero observed events; known zero background,3.205,0.718435286425599 Zero observed events; known zero background,3.25,0.708487720921245 Zero observed events; known zero background,3.295,0.698811864338102 Zero observed events; known zero background,3.34,0.689396734429355 Zero observed events; known zero background,3.385,0.68023193293768 Zero observed events; known zero background,3.43,0.671307607286894 Zero observed events; known zero background,3.475,0.662614415250085 Zero observed events; known zero background,3.52,0.654143492327854 Zero observed events; known zero background,3.565,0.645886421597208 Zero observed events; known zero background,3.61,0.637835205815525 Zero observed events; known zero background,3.655,0.629982241585238 Zero observed events; known zero background,3.7,0.622320295403796 Zero observed events; known zero background,3.745,0.614842481440333 Zero observed events; known zero background,3.79,0.607542240895527 Zero observed events; known zero background,3.835,0.600413322814614 Zero observed events; known zero background,3.88,0.593449766235579 Zero observed events; known zero background,3.925,0.586645883565362 Zero observed events; known zero background,3.97,0.579996245086661 Zero observed events; known zero background,4.015,0.573495664506612 Zero observed events; known zero background,4.06,0.567139185466514 Zero observed events; known zero background,4.105,0.560922068938866 Zero observed events; known zero background,4.15,0.554839781444348 Zero observed events; known zero background,4.195,0.548887984027186 Zero observed events; known zero background,4.24,0.543062521932558 Zero observed events; known zero background,4.285,0.537359414934433 Zero observed events; known zero background,4.33,0.531774848266523 Zero observed events; known zero background,4.375,0.526305164112925 Zero observed events; known zero background,4.42,0.520946853618562 Zero observed events; known zero background,4.465,0.515696549382765 Zero observed events; known zero background,4.51,0.510551018402227 Zero observed events; known zero background,4.555,0.505507155432282 Zero observed events; known zero background,4.6,0.500561976737836 Zero observed events; known zero background,4.645,0.495712614207545 Zero observed events; known zero background,4.69,0.490956309806833 Zero observed events; known zero background,4.735,0.486290410347211 Zero observed events; known zero background,4.78,0.481712362551056 Zero observed events; known zero background,4.825,0.477219708392548 Zero observed events; known zero background,4.87,0.472810080696929 Zero observed events; known zero background,4.915,0.468481198981494 Zero observed events; known zero background,4.96,0.464230865522993 Zero observed events; known zero background,5.005,0.460056961637172 Zero observed events; known zero background,5.05,0.455957444157237 Zero observed events; known zero background,5.095,0.451930342098929 Zero observed events; known zero background,5.14,0.447973753500787 Zero observed events; known zero background,5.185,0.444085842428938 Zero observed events; known zero background,5.23,0.440264836136529 Zero observed events; known zero background,5.275,0.436509022368539 Zero observed events; known zero background,5.32,0.432816746803392 Zero observed events; known zero background,5.365,0.429186410623308 Zero observed events; known zero background,5.41,0.425616468205923 Zero observed events; known zero background,5.455,0.422105424930164 Zero observed events; known zero background,5.5,0.418651835089826 Zero observed events; known zero background,5.545,0.415254299908755 Zero observed events; known zero background,5.59,0.411911465651887 Zero observed events; known zero background,5.635,0.408622021826805 Zero observed events; known zero background,5.68,0.405384699470783 Zero observed events; known zero background,5.725,0.402198269518611 Zero observed events; known zero background,5.77,0.399061541246802 Zero observed events; known zero background,5.815,0.395973360790034 Zero observed events; known zero background,5.86,0.392932609725946 Zero observed events; known zero background,5.905,0.389938203724648 Zero observed events; known zero background,5.95,0.386989091259503 Zero observed events; known zero background,5.995,0.384084252375988 Zero observed events; known zero background,6.04,0.38122269751557 Zero observed events; known zero background,6.085,0.378403466391791 Zero observed events; known zero background,6.13,0.375625626915831 Zero observed events; known zero background,6.175,0.372888274169076 Zero observed events; known zero background,6.22,0.370190529420265 Zero observed events; known zero background,6.265,0.367531539185003 Zero observed events; known zero background,6.31,0.364910474325522 Zero observed events; known zero background,6.355,0.362326529188678 Zero observed events; known zero background,6.4,0.35977892078032 Zero observed events; known zero background,6.445,0.357266887974251 Zero observed events; known zero background,6.49,0.35478969075409 Zero observed events; known zero background,6.535,0.352346609486464 Zero observed events; known zero background,6.58,0.349936944224019 Zero observed events; known zero background,6.625,0.347560014036837 Zero observed events; known zero background,6.67,0.345215156370921 Zero observed events; known zero background,6.715,0.342901726432471 Zero observed events; known zero background,6.76,0.340619096596752 Zero observed events; known zero background,6.805,0.338366655840418 Zero observed events; known zero background,6.85,0.336143809196211 Zero observed events; known zero background,6.895,0.333949977229013 Zero observed events; known zero background,6.94,0.331784595532283 Zero observed events; known zero background,6.985,0.329647114243958 Zero observed events; known zero background,7.03,0.327536997580945 Zero observed events; known zero background,7.075,0.325453723391385 Zero observed events; known zero background,7.12,0.323396782723883 Zero observed events; known zero background,7.165,0.321365679412986 Zero observed events; known zero background,7.21,0.319359929680173 Zero observed events; known zero background,7.255,0.317379061749696 Zero observed events; known zero background,7.3,0.315422615478636 Zero observed events; known zero background,7.345,0.313490142000551 Zero observed events; known zero background,7.39,0.311581203382144 Zero observed events; known zero background,7.435,0.309695372292407 Zero observed events; known zero background,7.48,0.307832231683696 Zero observed events; known zero background,7.525,0.305991374484259 Zero observed events; known zero background,7.57,0.304172403301723 Zero observed events; known zero background,7.615,0.302374930137104 Zero observed events; known zero background,7.66,0.300598576108883 Zero observed events; known zero background,7.705,0.298842971186768 Zero observed events; known zero background,7.75,0.297107753934716 Zero observed events; known zero background,7.795,0.295392571262867 Zero observed events; known zero background,7.84,0.293697078188016 Zero observed events; known zero background,7.885,0.292020937602289 Zero observed events; known zero background,7.93,0.29036382004969 Zero observed events; known zero background,7.975,0.288725403510225 Zero observed events; known zero background,8.02,0.287105373191277 Zero observed events; known zero background,8.065,0.285503421325982 Zero observed events; known zero background,8.11,0.283919246978304 Zero observed events; known zero background,8.155,0.282352555854573 Zero observed events; known zero background,8.2,0.280803060121225 Zero observed events; known zero background,8.245,0.279270478228508 Zero observed events; known zero background,8.29,0.277754534739933 Zero observed events; known zero background,8.335,0.276254960167252 Zero observed events; known zero background,8.38,0.274771490810745 Zero observed events; known zero background,8.425,0.273303868604634 Zero observed events; known zero background,8.47,0.27185184096742 Zero observed events; known zero background,8.515,0.270415160656964 Zero observed events; known zero background,8.56,0.268993585630146 Zero observed events; known zero background,8.605,0.26758687890692 Zero observed events; known zero background,8.65,0.266194808438618 Zero observed events; known zero background,8.695,0.264817146980339 Zero observed events; known zero background,8.74,0.263453671967282 Zero observed events; known zero background,8.785,0.262104165394883 Zero observed events; known zero background,8.83,0.26076841370261 Zero observed events; known zero background,8.875,0.259446207661301 Zero observed events; known zero background,8.92,0.258137342263906 Zero observed events; known zero background,8.965,0.256841616619525 Zero observed events; known zero background,9.01,0.255558833850616 Zero observed events; known zero background,9.055,0.254288800993268 Zero observed events; known zero background,9.1,0.253031328900445 Zero observed events; known zero background,9.145,0.251786232148064 Zero observed events; known zero background,9.19,0.250553328943857 Zero observed events; known zero background,9.235,0.249332441038879 Zero observed events; known zero background,9.28,0.2481233936416 Zero observed events; known zero background,9.325,0.246926015334482 Zero observed events; known zero background,9.37,0.245740137992961 Zero observed events; known zero background,9.415,0.244565596706749 Zero observed events; known zero background,9.46,0.243402229703387 Zero observed events; known zero background,9.505,0.242249878273966 Zero observed events; known zero background,9.55,0.241108386700947 Zero observed events; known zero background,9.595,0.239977602188019 Zero observed events; known zero background,9.64,0.238857374791913 Zero observed events; known zero background,9.685,0.237747557356122 Zero observed events; known zero background,9.73,0.236648005446459 Zero observed events; known zero background,9.775,0.235558577288393 Zero observed events; known zero background,9.82,0.234479133706115 Zero observed events; known zero background,9.865,0.233409538063259 Zero observed events; known zero background,9.91,0.232349656205252 Zero observed events; known zero background,9.955,0.231299356403219 Zero observed events; known zero background,10,0.230258509299405