Orcadas 06Z msl_pressure 1987 - - - - - - - - - - - - 1988 - - - - - - - - - - - - 1989 - - - - - - - - - - 986.1 - 1990 - - - 986.7 - - - - - 981.1 - - 1991 994.4 - 993.2 - - - - - - - - - 1992 - - - - - - - - - 992.0 - - 1993 - 994.1 - 989.0 991.8 993.7 996.3 991.9 986.5 - 988.9 986.5 1994 985.1 - - 996.4 - - - 996.3 - 988.2 - - 1995 - - - 996.8 - 984.7 990.1 - - 996.5 982.7 986.2 1996 - 997.0 987.7 - 988.7 993.6 994.0 990.6 1004.8 988.2 - 991.7 1997 990.4 - 989.9 985.7 - 1000.6 990.9 988.7 989.1 992.4 994.5 998.0 1998 986.2 - 993.3 996.8 996.3 995.7 982.1 - 993.1 985.4 - - 1999 - - 998.4 991.3 994.1 998.8 993.4 987.9 992.2 986.1 992.3 986.9 2000 983.5 997.1 1003.2 990.2 - 999.8 1007.8 991.7 1002.6 - 995.3 991.5 2001 994.6 988.2 - 989.0 1003.7 991.7 991.5 987.7 991.9 991.1 - - 2002 991.3 989.9 - - - - - - - - - - 2003 - - - - - - - - - - - - 2004 - - - - - - - - 982.4 - - - 2005 - - - - 996.1 - 999.1 995.4 1002.0 - 990.3 991.4 2006 992.2 997.8 988.1 - - - - 1001.0 993.1 - 986.8 989.5 2007 988.0 989.1 988.3 991.0 1000.5 989.6 995.5 992.4 1000.8 988.2 992.2 988.4 2008 989.6 993.0 991.7 990.5 999.0 996.0 1001.4 994.9 1006.4 991.8 985.2 - 2009 990.6 - - - - - - - - - - -