2000
0, 7525, 7191, 0, 0, 0.0, 0.0
1, 7525, 7191, 0, 0, 0.0, 0.0
2, 7525, 7191, 21, 21, 0.279069767442, 0.2920317063
3, 7524, 7190, 19, 19, 0.252525252525, 0.264255910987