2000
0, 7646, 6671, 0, 0, 0.0, 0.0
1, 7646, 6671, 163, 163, 2.1318336385, 2.44341178234
2, 7646, 6671, 0, 0, 0.0, 0.0
3, 7647, 6672, 33, 33, 0.431541781091, 0.494604316547