O_Higgins 06Z msl_pressure 1987 - - - - - - - - - - - - 1988 - - - - - - - - - - - - 1989 - - - - - - - - - - - - 1990 - 991.5 - 991.4 - - - - 992.6 - - - 1991 - - 989.7 991.8 - - - - - - - - 1992 - - - - - - - - - - - - 1993 - - - - - - - - - - 984.7 - 1994 983.9 - - 995.0 - - - - - - - - 1995 - - - - - 989.6 - - - - 981.4 985.3 1996 - 989.2 985.4 994.4 986.6 - 989.7 989.0 996.6 981.9 - 989.0 1997 987.3 - 987.5 985.0 - 1002.3 989.4 - 993.0 991.3 - - 1998 984.5 - 990.0 993.2 998.8 995.7 979.3 985.9 989.1 982.0 983.2 981.2 1999 989.1 983.7 994.1 987.0 990.6 995.8 989.6 987.1 989.8 982.9 986.6 982.3 2000 980.6 994.2 1000.8 987.6 - - 1005.4 991.6 1000.7 986.5 993.5 989.4 2001 990.9 988.7 - 987.0 998.9 992.2 995.1 980.4 989.3 982.0 - 981.4 2002 987.4 984.9 991.7 987.9 993.5 989.7 992.9 996.5 1001.6 989.9 989.7 989.4 2003 993.2 987.0 996.8 993.3 989.7 996.9 985.0 - - 982.3 983.0 994.6 2004 986.0 999.4 - - 989.9 987.9 989.3 988.6 978.3 - - 990.3 2005 985.7 984.9 990.1 984.3 994.9 996.8 997.0 990.9 - 991.6 989.4 994.5 2006 - - 980.8 - - - 990.7 1000.7 989.1 - 980.7 984.8 2007 989.2 987.0 987.7 990.4 - - - - 997.1 984.7 989.8 983.4 2008 - - - 987.6 992.3 992.3 994.1 991.0 999.3 - 982.5 978.8 2009 984.0 - - - - - - - - - - -