Theresa 00Z pressure 1994 - - - - - - - - - - - 819.0 1995 818.5 817.8 819.3 - 810.1 - 824.3 815.1 809.3 811.4 - - 1996 - 823.6 813.7 817.4 - - - - - 805.9 821.2 823.5 1997 824.4 823.1 810.5 813.9 - - - - 813.5 814.3 825.9 826.6 1998 821.5 819.2 814.8 805.2 814.9 814.9 809.2 807.5 813.4 812.5 809.2 818.3 1999 822.9 820.9 817.0 809.3 808.9 826.1 812.9 810.5 815.9 802.4 813.9 812.4 2000 815.8 818.6 820.2 816.4 815.0 - - - - 810.3 820.4 829.0 2001 824.5 824.8 815.4 813.5 816.1 816.6 818.7 805.3 809.7 805.7 815.2 816.0 2002 821.0 814.6 822.3 813.4 824.0 819.3 - - - - - - 2003 - - - - 815.8 822.7 - - - - 816.0 829.8 2004 820.9 825.9 814.1 - - 810.6 803.3 805.9 811.5 812.3 815.4 826.7 2005 826.2 814.9 817.0 811.4 816.0 821.2 814.2 807.1 812.3 809.9 817.0 833.0 2006 824.2 822.4 818.0 - 806.1 815.8 806.9 824.9 817.2 808.9 816.5 820.4 2007 825.8 818.7 820.2 819.5 819.4 820.5 - - - - - - 2008 - 816.6 820.0 818.0 815.8 813.4 810.2 805.6 810.3 810.3 813.7 816.7 2009 819.0 818.3 814.9 819.9 818.6 818.8 - - 810.4 809.0 821.8 819.9 2010 830.3 825.6 816.7 814.2 812.7 807.2 799.2 806.9 810.6 808.9 809.8 825.4 2011 826.4 821.2 820.8 820.1 812.3 819.8 820.8 820.7 815.0 816.0 823.0 816.2 2012 815.3 821.0 817.9 815.5 817.3 816.6 809.8 812.3 811.3 812.5 822.1 825.7 2013 825.3 815.9 815.9 811.2 815.7 820.2 810.6 817.7 818.9 815.8 815.4 822.0 2014 825.4 819.4 816.3 810.4 820.4 813.1 809.3 813.0 821.1 810.4 817.6 818.6 2015 822.3 817.1 813.7 810.3 814.7 813.6 805.9 807.2 806.1 - - - 2016 - 816.7 810.8 814.2 813.9 806.9 812.8 819.4 802.5 812.1 823.8 825.7 2017 827.9 822.8 821.3 818.9 814.5 813.2 809.0 809.2 803.0 817.8 812.5 821.4 2018 821.5 817.2 817.9 819.3 814.4 817.9 811.2 818.6 807.5 813.8 812.8 820.6 2019 821.3 824.2 817.4 815.3 820.1 808.6 816.5 815.1 809.2 814.9 825.7 830.0 2020 826.0 820.7 811.3 814.2 813.6 812.1 814.0 820.4 815.0 807.5 811.2 815.7 2021 820.0 814.2 818.7 809.6 815.7 817.1 819.2 811.4 807.6 813.7 813.9 812.9 2022 821.3 817.9 817.6 816.3 816.9 - - - - - - - 2023 - - - - - - - - - - - - 2024 - - - - - - - - - - - -