01/12/1981 00:00:00 2880 "mm"
01/12/1981 01:00:00 2880 "mm"
01/12/1981 02:00:00 2910 "mm"
01/12/1981 03:00:00 4875 "mm"
01/12/1981 04:00:00 5145 "mm"
01/12/1981 05:00:00 5130 "mm"
01/12/1981 06:00:00 4860 "mm"
01/12/1981 07:00:00 4470 "mm"
01/12/1981 08:00:00 3900 "mm"
01/12/1981 09:00:00 3390 "mm"
01/12/1981 10:00:00 3030 "mm"
01/12/1981 11:00:00 2925 "mm"
01/12/1981 12:00:00 2925 "mm"
01/12/1981 13:00:00 2925 "mm"
01/12/1981 14:00:00 2925 "mm"
01/12/1981 15:00:00 2970 "mm"
01/12/1981 16:00:00 4815 "mm"
01/12/1981 17:00:00 4920 "mm"
01/12/1981 18:00:00 4785 "mm"
01/12/1981 19:00:00 4485 "mm"
01/12/1981 20:00:00 4050 "mm"
01/12/1981 21:00:00 3570 "mm"
01/12/1981 22:00:00 3210 "mm"
01/12/1981 23:00:00 3075 "mm"