the first column is the data acquisition step number; the second column is the displacement in unit mm (millimetre); the third column is the load in unit kN (kilonewton). 1, 0.000000, 0.164151 2, 0.031800, 0.230267 3, 0.076040, 0.605864 4, 0.119040, 1.108135 5, 0.161360, 1.544315 6, 0.203360, 1.944974 7, 0.245680, 2.323699 8, 0.287600, 2.674965 9, 0.329280, 2.978236 10, 0.370680, 3.243547 11, 0.412360, 3.484390 12, 0.453680, 3.729190 13, 0.495360, 3.978965 14, 0.537000, 4.232709 15, 0.578680, 4.492332 16, 0.620000, 4.755888 17, 0.662000, 5.022667 18, 0.703640, 5.290971 19, 0.746000, 5.562224 20, 0.787640, 5.836389 21, 0.829280, 6.112942 22, 0.870320, 6.391366 23, 0.911640, 6.670722 24, 0.953320, 6.951484 25, 0.995320, 7.233795 26, 1.037000, 7.521133 27, 1.078720, 7.808802 28, 1.120000, 8.100082 29, 1.162000, 8.392807 30, 1.203640, 8.686365 31, 1.245640, 8.982653 32, 1.287320, 9.280462 33, 1.329000, 9.577873 34, 1.370000, 9.874674 35, 1.411320, 10.172817 36, 1.452960, 10.472725 37, 1.495000, 10.774665 38, 1.536320, 11.076818 39, 1.621040, 11.514745 40, 1.750000, 12.430694 41, 1.877040, 13.386735 42, 2.002000, 14.337599 43, 2.128000, 15.292315 44, 2.253000, 16.255680 45, 2.378080, 17.219889 46, 2.503000, 18.185715 47, 2.628000, 19.156651 48, 2.753040, 20.131769 49, 2.878040, 21.108166 50, 3.002960, 22.077223 51, 3.129000, 23.048534 52, 3.254040, 24.014166 53, 3.379040, 24.971382 54, 3.502960, 25.917381 55, 3.628000, 26.848888 56, 3.754000, 27.777685 57, 3.879040, 28.689468 58, 4.004000, 29.581963 59, 4.129000, 30.454124 60, 4.255000, 31.305742 61, 4.380000, 32.133869 62, 4.504000, 32.925388 63, 4.628960, 33.690762 64, 4.754040, 34.422256 65, 4.879040, 35.114609 66, 5.003000, 35.762287 67, 5.128000, 36.368023 68, 5.253040, 36.935398 69, 5.378080, 37.453518 70, 5.502000, 37.922264 71, 5.627000, 38.350197 72, 5.752000, 38.734169 73, 5.877040, 39.071495 74, 6.001960, 39.366676 75, 6.127000, 39.623306 76, 6.251960, 39.840389 77, 6.377040, 40.022171 78, 6.501960, 40.171295 79, 6.627000, 40.294930 80, 6.751959, 40.395664 81, 6.877040, 40.475670 82, 7.000999, 40.539700 83, 7.127000, 40.595348 84, 7.251000, 40.638756 85, 7.875000, 40.763451 86, 8.499000, 40.809502 87, 9.125000, 40.829529 88, 9.750000, 40.837742 89, 10.249999, 40.840340 90, 10.876040, 40.838512 91, 11.500000, 40.832535 92, 12.127040, 40.823673 93, 12.753000, 40.815052 94, 13.379080, 40.805004 95, 14.003999, 40.793301 96, 14.628960, 40.781216 97, 15.254000, 40.768253 98, 15.879041, 40.752216 99, 16.504000, 40.734180 100, 17.128960, 40.714954 101, 17.753000, 40.697071 102, 18.379040, 40.675343 103, 19.003040, 40.651749 104, 19.627041, 40.625652 105, 20.250959, 40.605614 106, 20.877039, 40.576317 107, 21.501959, 40.547428 108, 22.127039, 40.519615 109, 22.753040, 40.490536 110, 23.379080, 40.457905 111, 24.003960, 40.423294 112, 24.629999, 40.388165 113, 25.255001, 40.345547 114, 25.879999, 40.296864 115, 26.504000, 40.232155 116, 27.128962, 40.131985 117, 27.752001, 39.925999 118, 28.378040, 39.484413 119, 29.002958, 38.744232 120, 29.627039, 37.735203 121, 30.251999, 36.457985 122, 30.879040, 34.876999 123, 31.504000, 32.945339 124, 32.130001, 30.581009 125, 32.630001, 28.288004 126, 33.009998, 23.805986 127, 33.132961, 0.026517 128, 33.758999, 0.030792 129, 34.385002, 0.034023 130, 35.008999, 0.036042 131, 35.632999, 0.036976 132, 36.007999, 0.037508