02/12/1981 00:00:00 1234 "mm"
02/12/1981 01:00:00 1256 "mm"
02/12/1981 02:00:00 1194 "mm"
02/12/1981 03:00:00 1204 "mm"
02/12/1981 04:00:00 1198 "mm"
02/12/1981 05:00:00 1166 "mm"
02/12/1981 06:00:00 1176 "mm"
02/12/1981 07:00:00 1166 "mm"
02/12/1981 08:00:00 1142 "mm"
02/12/1981 09:00:00 1128 "mm"
02/12/1981 10:00:00 1128 "mm"