Orcadas 00Z station_level_pressure 1996 993.2 995.7 986.5 991.9 987.3 991.7 992.1 990.1 1003.9 986.9 - 990.5 1997 - 991.9 988.7 984.6 998.2 999.4 990.4 987.0 987.2 991.5 993.1 997.1 1998 985.1 990.2 992.3 995.4 995.3 995.2 981.2 988.8 988.5 985.7 987.7 981.6 1999 991.5 987.9 997.7 989.3 993.4 997.4 992.2 987.2 991.9 984.8 991.0 985.5 2000 982.5 995.7 - 990.4 - - 1006.8 989.7 1000.6 - 993.9 990.6 2001 993.2 986.6 989.4 988.8 1002.8 990.3 989.6 986.4 991.3 991.0 - - 2002 - 989.1 989.1 990.1 991.8 987.4 994.6 998.3 1004.9 992.6 990.7 993.0 2003 991.0 991.2 992.7 993.9 993.7 999.8 987.2 - - - 981.7 993.6 2004 988.5 997.6 - - 989.4 990.1 995.1 991.9 981.3 - - 994.7 2005 - 988.3 994.3 983.0 995.3 993.8 997.6 - - 996.9 988.3 989.6 2006 992.1 996.8 986.8 995.7 - 996.0 - 999.0 992.5 - 984.7 989.0 2007 986.9 988.6 987.0 989.6 999.3 988.8 993.6 990.8 999.9 987.3 991.2 987.5 2008 988.9 - 992.1 988.7 997.1 995.5 1000.2 994.1 1005.3 990.5 984.5 981.7 2009 989.1 - - - - - - - - - - -