20/04/1971 01:00:00 2740 "mm" 20/04/1971 02:00:00 2430 "mm" 20/04/1971 03:00:00 2100 "mm" 20/04/1971 04:00:00 1750 "mm" 20/04/1971 05:00:00 1490 "mm" 20/04/1971 06:00:00 1440 "mm" 20/04/1971 07:00:00 1570 "mm" 20/04/1971 08:00:00 1850 "mm" 20/04/1971 09:00:00 2190 "mm" 20/04/1971 10:00:00 2740 "mm" 20/04/1971 11:00:00 3060 "mm" 20/04/1971 12:00:00 3090 "mm" 20/04/1971 13:00:00 2920 "mm" 20/04/1971 14:00:00 2610 "mm" 20/04/1971 15:00:00 2340 "mm" 20/04/1971 16:00:00 2020 "mm" 20/04/1971 17:00:00 1710 "mm" 20/04/1971 18:00:00 1530 "mm" 20/04/1971 19:00:00 1610 "mm" 20/04/1971 20:00:00 1850 "mm" 20/04/1971 21:00:00 2220 "mm" 20/04/1971 22:00:00 2880 "mm" 20/04/1971 23:00:00 3290 "mm" 21/04/1971 00:00:00 3440 "mm"