Gough 12Z 200hPa height 1966 - - - - - - 11648.7 - - - - - 1967 - - - - 11756.9 11747.1 11692.7 11738.1 - - - - 1968 - - - - - - - - - - - - 1969 - - - - - 11839.7 - - - - 11999.0 - 1970 - - - 11996.1 11891.1 11733.0 11713.3 11811.6 11757.8 11883.9 11977.2 11969.3 1971 - 12169.8 12005.5 12017.7 11875.4 11662.1 11706.2 11720.4 11815.5 - 11935.8 - 1972 - 12206.4 - - - - 11874.2 11836.7 - - - - 1973 12124.6 12082.6 12064.1 11944.3 11880.6 11793.0 11665.7 11721.3 - 11817.1 11952.3 - 1974 12151.8 12086.0 12031.8 11824.0 11740.0 11741.1 11633.8 11656.8 11721.5 11840.0 11917.9 11971.9 1975 12102.7 12088.4 12071.0 11931.3 11713.3 11688.5 11712.0 11764.4 11748.9 11748.9 11942.6 12108.3 1976 12052.5 12146.2 12175.2 11931.9 11864.8 11749.5 11815.2 11846.5 11837.5 11910.5 11937.6 11896.7 1977 12068.0 12080.0 12168.9 11934.6 11971.1 11829.3 11664.6 11721.2 11875.4 11850.4 11996.5 11885.4 1978 12146.4 12152.0 12060.5 12021.1 11818.5 11738.1 11800.6 11796.9 11862.0 11861.3 11952.2 11929.6 1979 12086.3 12060.9 12022.6 11916.1 11925.0 11731.2 11766.0 11828.7 11898.7 11907.2 11973.2 11919.7 1980 12113.8 12129.6 12006.4 12007.1 11816.6 11870.3 11709.6 11724.3 11819.0 11862.0 12037.6 11971.5 1981 12107.3 12110.0 12120.6 11889.6 11747.0 11776.9 11640.7 11775.9 11687.0 11762.5 11956.9 12134.3 1982 12033.4 12172.6 12118.7 12012.0 11715.7 11694.7 11816.7 11763.5 11793.0 11865.0 11931.4 11881.3 1983 11975.2 12159.3 12154.5 11914.7 11783.0 11771.4 11835.7 11703.9 11689.0 11934.8 11971.5 11952.3 1984 11973.1 12066.2 12082.6 11922.1 11786.8 11746.3 11721.9 11742.9 11685.0 11882.6 11948.6 11960.0 1985 12003.6 12005.8 12070.7 11971.7 11842.7 11646.0 11703.3 11709.0 11715.3 11773.9 11816.3 12027.1 1986 12014.3 12094.8 12095.7 11937.0 11793.9 11758.6 11668.1 11763.8 11758.6 11755.9 11998.3 12059.3 1987 11995.5 12053.6 12048.3 11923.1 11807.8 11782.2 11769.7 11738.6 11803.1 11805.2 11922.9 12006.8 1988 12084.8 12094.2 11934.3 12020.7 11753.4 11714.1 11754.5 11735.2 11687.0 11870.3 12008.0 12022.3 1989 12040.3 12070.4 11957.9 12009.1 11736.4 11789.3 11718.7 11693.0 11707.6 11816.1 11948.6 12040.4 1990 12037.0 12057.9 12046.3 11929.7 11813.5 11886.7 11696.7 11774.8 11830.0 11863.2 11927.7 11990.3 1991 12070.3 12065.9 12145.7 11871.4 11806.1 11743.9 11741.6 11804.8 11758.0 11829.7 11924.1 11864.3 1992 12038.7 11989.6 12024.2 11827.9 11880.6 11761.0 11674.8 11753.9 11843.1 11880.0 11900.4 11951.0 1993 11965.5 11973.0 11948.4 11931.1 11821.6 11724.3 11597.4 11685.5 11653.3 11761.0 11858.3 12079.7 1994 12101.0 12055.7 11990.0 11904.7 11788.1 11766.7 11792.9 11809.4 11744.7 11807.4 11847.6 11907.1 1995 11976.5 12005.7 12057.9 11949.7 11850.0 11774.0 11751.9 11591.3 11753.8 11833.2 11919.0 11956.3 1996 12082.8 12027.9 11982.8 11910.7 11741.4 11626.6 11677.4 11632.3 11704.3 11851.3 11893.7 11976.1 1997 12079.0 12121.1 12065.5 11984.3 11804.5 11689.3 11719.4 11771.0 11664.0 11794.8 11852.5 11938.9 1998 12097.3 12094.2 12053.7 11866.7 11691.0 11631.5 11825.8 11719.4 11795.4 11892.6 11881.4 12040.7 1999 12030.6 12143.3 11940.7 11905.7 11846.7 11602.3 11552.7 11683.1 11755.6 11827.3 11858.1 12019.5 2000 12027.6 12063.2 11999.6 11904.7 11853.8 11664.0 11730.3 11710.4 11619.1 11851.2 11823.9 12033.8 2001 12043.0 12097.4 11982.7 11949.6 11742.1 11684.3 11714.2 11780.3 11774.1 11847.5 11946.0 12021.1 2002 12023.5 - 11983.1 11828.3 11817.2 11782.7 11673.3 11760.0 11754.3 11742.1 11925.8 11923.6 2003 12007.3 11990.4 12042.5 11808.8 11797.6 11740.3 11721.3 11721.2 11763.0 11862.9 11914.5 12015.0 2004 12073.5 12070.7 12022.8 11901.4 11836.8 11696.7 11860.7 11752.4 11796.7 11900.0 11835.8 11903.2 2005 12067.5 12120.4 12011.0 11942.0 11820.7 11787.6 11677.7 11718.1 11776.8 11749.0 11880.7 12051.7 2006 - 11980.6 12093.1 12032.1 11862.3 11768.6 11624.4 11674.8 11815.8 11833.7 11929.7 11959.4 2007 12021.3 12114.1 12048.9 11908.6 11817.7 11651.3 11711.0 11698.1 11626.9 - - - 2008 12104.2 12071.7 12050.5 11915.0 11695.3 11672.5 11614.6 11759.3 11612.0 11785.4 11920.9 12011.4 2009 12039.2 12155.8 12026.6 11969.3 - - 11874.4 11639.7 11792.7 11881.7 11846.1 11973.8 2010 12086.8 12100.4 12067.7 11988.8 - - - 11715.5 11795.2 11832.7 11954.4 12065.0 2011 12109.1 12076.5 11966.7 12034.6 11844.8 11727.1 11800.0 11610.0 11759.6 11774.8 11934.4 11979.3 2012 12006.0 - - - - - - - - 11922.7 - - 2013 - - 12042.9 11905.4 - - - - 11817.0 11960.0 11912.5 11973.3 2014 12040.0 12099.1 12168.4 11962.9 11716.2 11763.2 11854.5 - 11696.5 11874.1 12019.6 12079.6 2015 12042.3 12111.5 12040.0 11950.4 11775.8 11822.5 11886.7 - 11710.0 11776.5 11932.1 11975.8 2016 12098.1 12073.3 12075.5 11908.8 - 11675.0 11721.4 11665.0 11787.9 11800.0 11933.8 11862.3 2017 12065.9 12100.9 12075.0 11952.7 11818.2 11710.7 11745.2 11811.9 11808.0 11907.8 11961.0 12016.9 2018 12100.4 12117.4 12077.1 11888.1 11760.7 11646.2 11637.7 11806.7 11716.6 11801.0 11936.4 11894.6 2019 12130.4 12139.6 12068.1 11908.6 11781.2 11657.7 - - - - - - 2020 - - - - - - - - - 11798.3 11896.4 12071.5 2021 12046.0 12173.8 11975.6 11933.5 11827.5 11752.8 11688.0 11682.7 11742.2 11861.0 11920.7 12089.4 2022 12049.5 12106.9 12070.8 - - - - - 11742.2 11878.5 - - 2023 - - - - - - - - - 11915.3 11818.6 12057.1 2024 12075.9 12117.5 12041.6 12055.5 - - - - - - - -