2000
0, 1643, 1643, 0, 0, 0.0, 0.0
1, 1644, 1644, 0, 0, 0.0, 0.0
2, 1644, 1644, 0, 0, 0.0, 0.0
3, 1644, 1644, 544, 544, 33.0900243309, 33.0900243309