plotfile2/samples/data3.txt

   1 0 0.183092318537
   2 1 0.331722561317
   3 2 0.650635591681
   4 3 0.5017350133
   5 4 0.251413876095
   6 5 0.46060281694
   7 6 0.854439365714
   8 7 0.730372449686
   9 8 0.0315273424458
  10 9 0.877378403643
  11 10 0.358417111395
  12 11 0.806099466562
  13 12 0.536817345715
  14 13 0.988899918275
  15 14 0.156004491198
  16 15 0.0408999571421
  17 16 0.238645256409
  18 17 0.110154851067
  19 18 0.58801935768
  20 19 0.876534816219