Harry 18Z pressure 1995 - - 876.0 867.4 865.5 877.5 882.8 870.3 864.0 865.2 868.3 - 1996 - - 868.4 870.2 - 867.5 - - - - - - 1997 - - - - - - - - - - - - 1998 - - - - - - - - - - - - 1999 - 874.8 869.9 863.8 862.4 881.6 867.8 865.7 870.8 854.4 865.7 865.2 2000 869.3 871.5 874.5 870.2 870.1 872.1 867.2 869.6 873.4 863.8 873.7 883.8 2001 879.2 877.8 869.2 867.9 869.3 870.5 873.4 861.4 862.6 859.3 867.6 869.2 2002 874.0 867.0 877.4 866.6 879.7 875.6 869.9 862.0 875.1 879.1 874.1 870.4 2003 882.0 878.1 872.4 864.8 869.2 877.5 866.1 859.8 865.3 862.8 870.8 882.9 2004 875.0 880.4 868.8 867.3 866.5 864.4 858.6 861.6 866.5 866.1 867.1 880.6 2005 879.1 867.9 870.0 865.0 869.3 876.1 868.1 861.5 864.0 861.8 870.3 885.7 2006 877.2 876.1 870.2 870.3 860.3 868.9 861.2 877.7 871.3 862.3 868.9 874.1 2007 877.8 872.1 875.5 873.1 870.7 - - - - 867.9 873.2 867.7 2008 873.1 870.9 873.2 870.6 868.4 866.7 864.1 861.4 861.1 862.8 867.4 870.2 2009 871.9 872.6 867.8 874.7 872.1 873.8 873.7 868.6 863.7 862.0 875.1 873.2 2010 884.0 878.8 869.1 867.6 866.4 860.3 852.6 858.9 864.3 861.3 862.6 878.6 2011 880.8 874.4 875.3 874.8 865.3 874.1 875.3 873.0 871.4 868.7 875.3 868.8 2012 868.4 874.5 871.4 868.6 869.7 872.1 862.4 866.1 863.8 866.2 875.1 878.8 2013 878.9 868.3 867.7 864.6 869.6 875.9 864.1 872.5 872.9 868.6 867.9 875.5 2014 877.5 872.0 869.0 863.2 872.3 865.6 864.3 864.6 873.2 - - - 2015 - - - - - - - - - - - - 2016 - 868.4 863.3 868.4 866.1 860.4 868.4 873.8 854.8 864.7 877.2 878.8 2017 - - - - - - - - 858.8 - - - 2018 - - - - - - - - - - - - 2019 - 876.8 870.5 867.8 873.2 861.1 870.9 869.6 861.1 868.1 879.2 883.8 2020 879.0 872.5 864.2 867.2 865.4 865.4 867.4 874.0 868.2 858.5 863.5 867.3 2021 872.5 865.7 871.5 863.8 870.5 869.7 872.1 866.8 859.4 865.4 865.3 864.2 2022 872.9 869.8 869.4 869.5 868.0 872.1 862.1 863.4 859.8 865.0 862.9 868.9 2023 869.2 872.4 868.6 875.3 865.5 874.6 867.0 866.2 869.4 862.1 868.8 868.5 2024 873.5 872.1 868.6 862.7 863.3 866.5 869.9 876.4 867.2 - - -