2000
0, 2000, 2000, 0, 0, 0.0, 0.0
1, 2000, 2000, 0, 0, 0.0, 0.0
2, 2000, 2000, 4, 4, 0.2, 0.2
3, 2000, 2000, 19, 19, 0.95, 0.95