20/12/1971 01:00:00 1970 "mm" 20/12/1971 02:00:00 2610 "mm" 20/12/1971 03:00:00 3190 "mm" 20/12/1971 04:00:00 3590 "mm" 20/12/1971 05:00:00 3610 "mm" 20/12/1971 06:00:00 3350 "mm" 20/12/1971 07:00:00 2700 "mm" 20/12/1971 08:00:00 1950 "mm" 20/12/1971 09:00:00 1220 "mm" 20/12/1971 10:00:00 740 "mm" 20/12/1971 11:00:00 660 "mm" 20/12/1971 12:00:00 870 "mm" 20/12/1971 13:00:00 1400 "mm" 20/12/1971 14:00:00 2140 "mm" 20/12/1971 15:00:00 2800 "mm" 20/12/1971 16:00:00 3240 "mm" 20/12/1971 17:00:00 3340 "mm" 20/12/1971 18:00:00 3160 "mm" 20/12/1971 19:00:00 2730 "mm" 20/12/1971 20:00:00 2070 "mm" 20/12/1971 21:00:00 1370 "mm" 20/12/1971 22:00:00 970 "mm" 20/12/1971 23:00:00 750 "mm" 21/12/1971 00:00:00 970 "mm"