ANNUAL MEAN VALUES FOR DISTURBED DAYS MEMAMBETSU YEAR D I H X Y Z F Deg Min Deg Min nT nT nT nT nT 1958 -8 15.3 57 34.0 26490 26215 -3803 41690 49394 1959 -8 15.7 57 32.9 26494 26219 -3807 41667 49377 1960 -8 15.9 57 31.4 26501 26225 -3809 41638 49356 1961 -8 14.8 57 28.1 26534 26259 -3805 41601 49342 1962 -8 14.1 57 25.5 26557 26282 -3803 41567 49325 1963 -8 14.5 57 24.9 26553 26278 -3806 41544 49304 1964 -8 13.8 57 23.4 26565 26291 -3802 41524 49294 1965 -8 13.5 57 22.7 26563 26289 -3800 41502 49274 1966 -8 13.6 57 23.0 26545 26271 -3798 41481 49247 1967 -8 13.8 57 23.3 26525 26251 -3797 41458 49217 1968 -8 13.4 57 22.9 26516 26243 -3792 41434 49191 1969 -8 12.7 57 22.0 26514 26241 -3786 41408 49168 1970 -8 12.4 57 22.0 26500 26228 -3782 41386 49142 1971 -8 11.7 57 21.1 26502 26231 -3777 41363 49125 1972 -8 11.9 57 21.3 26489 26218 -3777 41350 49106 1973 -8 12.4 57 21.1 26485 26213 -3780 41337 49093 1974 -8 13.1 57 21.3 26479 26206 -3784 41332 49086 1975 -8 13.1 57 20.4 26490 26217 -3786 41326 49086 1976 -8 14.0 57 20.5 26488 26215 -3792 41328 49087 1977 -8 14.6 57 20.3 26495 26220 -3798 41331 49093 1978 -8 16.9 57 22.3 26470 26194 -3812 41347 49093 1979 -8 17.4 57 22.0 26478 26201 -3817 41350 49101 1980 -8 18.3 57 22.2 26478 26199 -3824 41355 49105 1981 -8 19.9 57 24.4 26452 26173 -3832 41374 49108 1982 -8 22.1 57 26.9 26425 26143 -3845 41398 49113 1983 -8 23.2 57 27.4 26428 26145 -3854 41417 49131 1984 -8 25.2 57 29.2 26414 26129 -3867 41442 49144 1985 -8 26.8 57 30.4 26410 26123 -3878 41468 49163 1986 -8 28.9 57 32.4 26395 26106 -3893 41498 49182 1987 -8 30.2 57 33.7 26393 26102 -3902 41528 49206 1988 -8 32.4 57 37.0 26363 26070 -3915 41567 49223 1989 -8 35.3 57 40.9 26323 26027 -3930 41609 49236 1990 -8 36.4 57 42.3 26321 26024 -3939 41644 49265 1991 -8 38.7 57 46.1 26287 25988 -3951 41691 49287 1992 -8 40.2 57 48.0 26284 25983 -3961 41737 49323 1993 -8 41.9 57 50.4 26273 25971 -3973 41785 49359 1994 -8 44.2 57 53.7 26250 25945 -3986 41837 49390 1995 -8 46.0 57 55.8 26241 25934 -3999 41881 49423 1996 -8 47.8 57 57.6 26236 25927 -4012 41921 49454 1997 -8 49.8 58 0.3 26215 25903 -4023 41959 49475 1998 -8 51.3 58 3.4 26184 25872 -4030 41996 49490 1999 -8 51.5 58 4.7 26177 25865 -4030 42020 49507 2000 -8 51.4 58 6.4 26158 25847 -4026 42037 49512 2001 -8 50.0 58 6.3 26163 25853 -4017 42041 49517 2002 -8 48.5 58 5.9 26171 25862 -4006 42043 49523 2003 -8 47.8 58 6.8 26161 25853 -4000 42051 49524 2004 -8 46.3 58 6.0 26174 25868 -3991 42051 49532 2005 -8 45.6 58 6.3 26176 25870 -3986 42062 49541 2006 -8 44.5 58 6.0 26187 25883 -3980 42072 49557 2007 -8 44.0 58 6.9 26188 25885 -3976 42097 49578 2008 -8 44.0 58 8.1 26184 25881 -3976 42123 49598 2009 -8 44.3 58 9.2 26184 25880 -3978 42153 49624 2010 -8 45.8 58 11.6 26167 25861 -3987 42191 49646 2011 -8 47.2 58 14.0 26152 25845 -3995 42233 49675 2012 -8 49.2 58 17.3 26128 25819 -4006 42286 49707 2013 -8 50.9 58 19.1 26128 25817 -4019 42335 49749 2014 -8 52.4 58 20.7 26130 25817 -4030 42382 49790 2015 -8 55.5 58 24.1 26106 25790 -4050 42437 49824 2016 -8 57.8 58 24.8 26121 25802 -4070 42481 49869 2017 -9 1.0 58 26.1 26126 25803 -4095 42527 49911 2018 -9 4.0 58 26.3 26145 25818 -4120 42560 49949 2019 -9 7.0 58 26.1 26165 25835 -4146 42589 49984 2020 -9 9.8 58 25.5 26188 25854 -4170 42609 50014 2021 -9 12.6 58 25.6 26201 25863 -4193 42632 50040 2022 -9 15.0 58 26.3 26205 25864 -4213 42659 50065 Seasons are grouped as follows: Winter : January, February, November, December Equinox : March, April, September, October Summer : May, June, July, August