Orcadas 06Z station_level_pressure 1996 - 995.9 986.2 - 986.5 992.7 992.7 989.1 1003.2 986.6 - 990.2 1997 989.2 - 988.4 984.4 - 999.1 989.4 987.2 987.6 990.8 992.9 996.5 1998 984.7 - 991.8 995.3 994.7 994.2 980.6 - 991.6 983.9 - - 1999 - - 997.4 989.8 992.6 997.3 991.9 986.4 990.7 984.6 990.8 985.4 2000 981.8 995.4 1001.7 988.4 - 998.3 1006.3 990.1 1001.1 - 992.8 989.9 2001 993.3 986.6 - 987.5 1002.2 990.1 990.0 986.2 990.4 989.3 - 988.3 2002 989.8 988.6 - - - - - - - - - - 2003 - - - - - - - - - - - - 2004 - - - - - - - - 980.8 - - 992.1 2005 - - - - 994.2 - 997.5 993.8 1000.5 - 989.0 989.9 2006 990.7 996.3 986.6 997.3 - - - 999.3 991.5 - 985.1 - 2007 986.5 987.5 986.8 989.5 999.0 988.0 993.9 990.8 999.2 986.7 990.7 986.9 2008 988.1 991.5 990.1 989.0 997.4 994.5 999.8 993.4 1004.8 990.2 983.7 - 2009 989.1 - - - - - - - - - - -