data.txt

   2.3293256e+02   6.2521520e+00
   2.3027859e+02   6.0523618e+00
   2.3198536e+02   8.4677582e+00
   2.3401318e+02   1.4375675e+01
   2.3103393e+02   1.6256166e+01
   2.3379612e+02   1.8292501e+01
   2.3460344e+02   2.2050665e+01
   2.3565281e+02   2.1603588e+01
   2.3757275e+02   2.3518770e+01
   2.4099262e+02   2.5412867e+01
   2.4216548e+02   2.6593311e+01
   2.4425509e+02   2.9043881e+01
   2.5250000e+02   2.8838162e+01
   2.4595424e+02   3.0777567e+01
   2.5250000e+02   3.4323959e+01
   2.5348439e+02   3.3752349e+01
   2.5643768e+02   3.7174059e+01
   2.5795874e+02   3.8418457e+01
   2.6505175e+02   3.9094097e+01
   2.6556193e+02   4.2367084e+01
   2.7030166e+02   4.3996953e+01
   2.7347232e+02   4.8825702e+01
   2.7558076e+02   4.5357120e+01
   2.8100664e+02   4.9977010e+01
   2.7919638e+02   5.0211056e+01
   2.8861145e+02   5.5031706e+01
   2.9721715e+02   5.4080849e+01
   2.9781964e+02   5.4500732e+01
   2.9750000e+02   5.3633257e+01
   2.9750000e+02   5.8123022e+01
   3.0250000e+02   5.4119119e+01
   3.0250000e+02   6.1104923e+01
   3.0250000e+02   5.9846775e+01
   2.9750000e+02   5.8250048e+01