Elizabeth 18Z pressure
1996       -       -   919.0       -   920.8   916.0   913.8   922.9   921.4   907.1       -       -
1997       -       -   915.0   919.1   909.8   923.1   913.2       -       -   916.4       -       -
1998       -   920.7   918.4   909.2   919.5   913.8   912.6       -       -   916.0   910.3   921.3
1999   923.4   923.8   919.0   913.8   910.8   932.4   917.7       -       -   902.0   911.4   914.1
2000   917.4   921.2   922.2   918.1   919.1   921.1   915.3   918.7   922.1   912.5   921.8   934.4
2001   930.2   926.5   918.8   916.3   918.4   917.8   923.1   913.6   910.5   907.5   914.8   917.1
2002   922.2   914.3   928.1       -       -       -       -       -       -       -       -       -
2003       -       -       -       -       -       -       -       -       -       -       -       -
2004       -       -       -       -       -       -       -       -       -       -       -       -
2005       -   915.4   916.8   914.0       -   924.2   915.8   909.9   909.1   906.8   917.8   933.7
2006   925.2       -       -       -       -       -       -       -       -       -       -       -
2007       -       -       -       -       -       -       -   913.8   911.7       -       -   915.2
2008       -       -       -       -       -       -       -       -       -       -       -       -
2009       -       -       -       -       -       -       -       -       -       -       -       -