2000
0, 7896, 7558, 0, 0, 0.0, 0.0
1, 7897, 7559, 0, 0, 0.0, 0.0
2, 7897, 7559, 21, 21, 0.26592376852, 0.277814525731
3, 7897, 7559, 1323, 1323, 16.7531974167, 17.502315121