id	data	start	finish
2	2	0	1.404
3	3	1.404	2.874 
4	2	3.061	4.870
5	3	5.034	7.742
6	1	7.742	9.011
7	3	9.011	16.469
8	1	16.853	18.645
9	2	19.349	30.133
10	4	30.261	30.890
11	2	30.890	34.566
12	5	34.566	39.401