20150709 23:08:00.000,a,b,c
20150709 23:08:00.200,a,b,c
20150709 23:08:00.400,a,b,c
20150709 23:08:00.600,a,b,c"
20150709 23:08:00.800,a,b,c"
20150709 23:08:01.000,a,b,c"
20150709 23:08:01.200,a,b,c"
20150709 23:08:01.400,a,b,c"