Leningradskaja 18Z msl_pressure 1971 - - 982.3 987.6 999.2 990.6 992.6 992.5 983.1 988.4 989.3 995.3 1972 993.2 988.9 991.0 992.0 989.4 996.5 990.4 996.5 985.3 977.0 983.4 992.0 1973 996.1 988.6 984.1 986.7 992.8 987.5 987.3 983.1 982.3 980.0 983.5 986.5 1974 992.8 981.2 982.3 986.2 987.8 991.5 991.6 994.1 977.7 985.8 992.9 993.9 1975 993.9 988.1 986.9 982.4 997.4 989.6 995.0 979.3 974.7 981.3 984.9 993.7 1976 991.5 990.7 982.7 980.2 988.5 988.7 984.4 985.8 980.5 982.8 990.1 1003.4 1977 995.4 986.4 986.9 988.4 994.2 992.7 990.9 990.9 977.3 973.8 981.0 989.9 1978 987.1 986.8 983.8 987.5 990.4 990.4 1001.2 980.1 984.1 981.6 986.1 989.7 1979 988.9 983.8 980.2 985.1 984.1 982.3 979.1 991.5 979.5 983.8 984.7 992.4 1980 992.8 994.6 986.7 991.1 989.2 987.1 998.8 988.5 993.1 978.2 994.5 991.7 1981 989.7 987.5 991.9 993.7 986.3 990.0 995.1 995.5 990.7 982.9 981.6 983.5 1982 993.2 988.1 977.3 980.5 990.4 986.2 992.1 977.4 976.1 984.2 985.0 997.0 1983 995.0 992.9 981.7 981.9 985.8 990.2 983.2 984.1 983.1 973.6 980.0 985.7 1984 999.2 988.5 983.2 983.0 993.2 984.7 983.3 991.8 984.0 977.5 982.9 997.3 1985 995.8 988.1 986.3 987.9 989.1 987.6 976.5 988.3 979.0 979.3 976.1 982.9 1986 991.0 1000.1 990.3 983.1 990.2 989.0 986.0 989.3 980.0 981.1 980.8 986.4 1987 998.0 990.4 984.9 988.7 982.6 989.6 991.4 974.4 991.5 982.1 982.3 990.7 1988 992.3 984.7 984.7 983.3 991.0 996.8 980.8 979.0 986.2 993.2 984.5 985.5 1989 988.5 985.6 982.2 989.9 975.6 981.6 984.4 989.4 987.4 980.1 980.0 992.0 1990 991.0 981.8 984.2 994.6 995.1 991.9 997.5 986.9 976.7 985.7 987.1 988.0 1991 984.1 989.0 - - - - - - - - - - 1992 - - - - - - - - - - - - 1993 - - - - - - - - - - - - 1994 - - - - - - - - - - - - 1995 - - - - - - - - - - - - 1996 - - - - - - - - - - - - 1997 - - - - - - - - - - - - 1998 - - - - - - - - - - - - 1999 - - - - - - - - - - - - 2000 - - - - - - - - - - - - 2001 - - - - - - - - - - - - 2002 - - - - - - - - - - - - 2003 - - - - - - - - - - - - 2004 - - - - - - - - - - - - 2005 - - - - - - - - - - - - 2006 - - - - - - - - - - - - 2007 - - - - - - - - - - - - 2008 - - - 990.7 990.2 983.0 986.7 990.0 980.5 - 983.7 985.6 2009 984.9 - - - - - - - - - - -