San_Martin 12Z msl_pressure 1983 - - - - - - - - 989.3 - - - 1984 - - - 981.6 - - - - - 989.5 - 997.9 1985 990.2 - - - 995.5 - - - 976.9 - 987.3 980.8 1986 987.2 - 987.5 987.4 - - 982.9 981.4 983.1 988.4 983.7 - 1987 986.8 990.2 - 986.0 994.3 989.5 994.9 995.8 988.4 - - - 1988 992.7 - - - - - - 998.6 - - 981.0 982.5 1989 - - - - - - 982.3 - 985.4 979.1 981.6 - 1990 990.1 984.6 - - - - - 975.7 990.3 972.3 - - 1991 - - - 990.0 - - - - - - - - 1992 - - - - - - - - - 982.3 - - 1993 995.4 992.4 983.8 983.1 982.6 990.9 988.5 984.2 979.5 981.3 977.6 983.2 1994 982.6 - 990.3 989.9 995.5 993.4 993.4 979.9 976.7 989.5 989.6 - 1995 985.9 987.6 982.5 - 988.6 992.3 991.0 992.5 983.2 988.5 981.2 983.1 1996 988.7 985.1 981.3 993.5 980.3 992.3 985.7 987.9 988.7 979.7 - - 1997 985.6 991.1 985.6 984.6 996.4 1002.8 991.4 982.8 993.9 989.4 996.7 997.6 1998 985.1 992.7 988.1 983.8 1000.5 992.3 975.5 981.5 985.4 977.0 - 981.9 1999 985.0 980.6 989.2 979.8 - 994.9 985.6 990.4 990.5 979.8 980.9 978.3 2000 978.4 991.8 1000.4 981.7 991.6 993.1 1001.4 991.5 1000.1 988.0 993.5 990.6 2001 989.6 990.4 985.5 985.1 992.8 991.4 997.5 973.9 985.5 972.6 974.2 976.4 2002 985.4 980.5 992.5 - 997.5 993.2 992.7 997.9 1002.3 987.9 990.3 985.9 2003 992.0 983.3 995.1 989.7 987.2 - 977.8 - - - - 996.0 2004 986.1 993.4 - - 990.3 987.4 986.1 985.4 978.9 - - 991.3 2005 986.8 - 987.9 982.4 - 997.9 - 988.9 - - - - 2006 991.2 994.2 976.6 - - - - 1001.2 - - 982.6 984.6 2007 992.8 988.8 989.4 991.8 997.1 993.5 997.8 983.5 991.1 982.7 991.0 982.7 2008 - 986.3 - 984.5 - 990.3 994.8 987.6 990.8 981.2 979.8 979.0 2009 982.9 - - - - - - - - - - -