2000
0, 7439, 6170, 0, 0, 0.0, 0.0
1, 7439, 6170, 17, 17, 0.228525339427, 0.275526742301
2, 7439, 6170, 0, 0, 0.0, 0.0
3, 7439, 6170, 18, 18, 0.241968006452, 0.291734197731