startframe	starttime	endframe	endtime
0	0	468	18.72
469	18.76	1198	47.92
1199	47.96	1393	55.72
1394	55.76	2116	84.64
2117	84.68	2274	90.96
2275	91	3006	120.24
3007	120.28	3208	128.32
3209	128.36	3944	157.76
3945	157.8	4494	179.76
4495	179.8	4585	183.4