2000
0, 1980, 1810, 46, 46, 2.32323232323, 2.54143646409
1, 1980, 1810, 13, 13, 0.656565656566, 0.718232044199
2, 1980, 1810, 0, 0, 0.0, 0.0
3, 1980, 1810, 30, 30, 1.51515151515, 1.65745856354