First 10 lines of 3.drifting2002:

48590    2002 1 1 0.000000 83.339996 271.190002 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 43.639999
63661    2002 1 1 0.000000 82.769997 0.650000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 100140.000000 -9999.000000 43.639999
48582    2002 1 1 0.000000 79.919998 187.259995 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 102260.000000 -9999.000000 43.639999
25570    2002 1 1 0.000000 79.199997 163.520004 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 101650.000000 -9999.000000 43.639999
48583    2002 1 1 0.000000 78.349998 197.149994 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 102880.007812 -9999.000000 43.639999
48584    2002 1 1 0.000000 74.680000 199.830002 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 103950.000000 -9999.000000 43.639999
65603    2002 1 1 0.000000 65.839996 335.529999 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 43.639999
65595    2002 1 1 0.000000 61.919998 345.510010 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 101730.000000 -9999.000000 43.639999
65581    2002 1 1 0.000000 61.740002 352.950012 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 101700.000000 -9999.000000 43.639999
65602    2002 1 1 0.000000 61.200001 353.859985 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 101850.000000 -9999.000000 43.639999


Last 10 lines of 3.drifting2002:

17565    2002 12 31 23.830000 -46.279999 17.059999 -9999.000000 -9999.000000 -9999.000000 -9999.000000 6.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 99470.000000 -9999.000000 43.639999
56528    2002 12 31 23.830000 -49.619999 115.180000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 6.900000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 99530.000000 -9999.000000 43.639999
54914    2002 12 31 23.830000 -57.880001 263.540009 -9999.000000 -9999.000000 -9999.000000 -9999.000000 4.900000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 99680.000000 -9999.000000 43.639999
16938    2002 12 31 23.850000 -36.419998 82.699997 -9999.000000 -9999.000000 -9999.000000 -9999.000000 16.299999 -9999.000000 -9999.000000 -9999.000000 -9999.000000 101830.000000 -9999.000000 43.639999
48539    2002 12 31 23.900000 78.449997 184.860001 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 100020.000000 -9999.000000 43.639999
64553    2002 12 31 23.950001 64.680000 332.619995 -9999.000000 -9999.000000 12.300000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 100410.000000 -9999.000000 43.639999
48540    2002 12 31 23.969999 72.500000 177.639999 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 101030.000000 -9999.000000 43.639999
25521    2002 12 31 23.980000 76.639999 170.410004 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 100910.000000 -9999.000000 43.639999
23928    2002 12 31 23.980000 15.030000 58.520000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 26.199999 -9999.000000 -9999.000000 -9999.000000 -9999.000000 101450.000000 -9999.000000 43.639999
33951    2002 12 31 23.980000 -13.950000 42.830002 -9999.000000 -9999.000000 -9999.000000 -9999.000000 28.400000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 -9999.000000 43.639999