Mario_Zucchelli 18Z station_level_pressure 1987 - - 980.5 - - - - - - 973.8 973.3 980.5 1988 - - - - - - - - - - - 978.3 1989 980.5 978.6 978.7 982.4 967.1 976.4 974.6 980.0 977.7 970.7 971.0 983.8 1990 982.9 975.2 979.7 988.5 992.8 983.0 991.6 975.6 967.4 976.6 978.2 979.2 1991 976.7 982.8 975.7 981.1 982.9 984.5 986.8 977.1 976.9 972.6 978.4 988.9 1992 982.6 989.1 980.4 980.7 986.1 990.2 977.9 979.3 970.6 974.8 - 977.7 1993 990.1 973.2 980.6 977.1 978.8 971.5 968.4 973.3 971.8 971.8 974.9 977.7 1994 979.8 977.3 973.9 981.3 980.4 994.8 983.9 971.2 984.3 972.9 979.5 975.8 1995 976.0 976.4 985.5 978.6 975.3 985.0 996.6 981.5 972.6 975.3 - - 1996 980.9 984.6 979.3 974.0 - - - - - - 982.4 980.6 1997 983.5 983.4 974.3 981.3 969.6 982.1 975.6 973.4 976.0 972.2 - 985.4 1998 979.9 975.5 977.7 971.4 977.6 973.3 976.1 973.8 983.8 975.9 969.4 977.0 1999 978.6 982.1 979.8 976.1 975.2 993.7 974.3 979.6 977.8 - 967.4 970.1 2000 973.6 977.0 979.0 978.0 978.7 981.1 977.9 979.7 983.8 971.2 976.5 990.6 2001 985.5 983.9 979.6 974.1 980.2 977.3 983.0 978.0 975.0 967.8 971.5 972.1 2002 977.9 972.3 985.3 976.0 987.4 988.5 984.4 974.0 981.9 985.1 978.6 - 2003 985.8 985.4 981.1 973.9 973.5 988.2 975.2 973.3 974.5 970.0 977.1 988.3 2004 980.0 988.9 979.1 975.8 977.6 974.0 973.4 978.1 978.9 974.8 972.7 985.6 2005 981.6 974.1 978.8 976.5 976.4 984.4 978.2 972.4 973.8 - - - 2006 - - - - - - - - - - - - 2007 - - - - - - - - - - - 972.3 2008 - - 979.9 981.9 979.4 971.8 975.2 975.9 969.0 970.4 974.2 976.0 2009 975.4 - - - - - - - - - - -