2000
0, 7747, 7608, 0, 0, 0.0, 0.0
1, 7748, 7609, 0, 0, 0.0, 0.0
2, 7748, 7608, 80, 80, 1.03252452246, 1.05152471083
3, 7748, 7609, 280, 280, 3.6138358286, 3.67985280589