Oops ... a debugging statement somehow slipped in there. Oh well. If it helps, I thought I'd show you a line of the data:
0 68.1818 77.0728 0.0445557 5
0.000333333 68.1818 77.0743 0.0436401 5
0.000666667 68.1818 77.0728 0.0436401 0
0.001 68.1818 77.0758 0.0436401 0
0.00133333 68.1818 77.0712 0.0445557 0
0.00166667 68.1818 77.0728 0.0436401 0
0.002 68.1818 77.0743 0.0439453 0
0.00233333 68.1818 77.0728 0.0436401 0
0.00266667 68.1818 77.0743 0.0436401 0
0.003 68.1818 77.0743 0.0448608 5
0.00333333 68.1818 77.0743 0.0442505 5
0.00366667 68.1818 77.0789 0.0439453 5
0.004 68.1818 77.0758 0.0436401 5
0.00433333 68.1818 77.0743 0.0436401 5
0.00466667 68.1818 77.0773 0.0439453 5
The 0.xxxxxxxxx (first column) is the time stamp. To get an idea of the file size, realize that the time goes up to 4.3 - 5+ depending on the file. (and at .00033333 increments that's a long way)