2000
0, 7881, 7807, 0, 0, 0.0, 0.0
1, 7881, 7807, 0, 0, 0.0, 0.0
2, 7880, 7806, 0, 0, 0.0, 0.0
3, 7880, 7806, 706, 706, 8.95939086294, 9.0443248783