Great_Wall station_level_pressure 1985 996.7 984.1 988.5 987.4 994.5 1006.4 986.2 984.4 984.8 993.3 988.2 980.9 1986 984.5 987.8 989.5 988.5 997.9 982.4 984.4 983.7 986.7 992.0 982.6 983.8 1987 987.8 991.7 982.8 986.8 995.0 990.4 991.7 998.7 986.5 987.8 981.3 985.5 1988 991.5 989.4 986.7 991.7 997.0 994.6 990.7 999.6 992.0 1000.3 982.7 982.7 1989 991.0 986.5 987.7 991.5 985.4 982.8 994.5 998.0 990.2 982.9 983.4 990.3 1990 988.8 990.3 984.2 989.6 1002.3 983.1 991.7 979.2 992.1 975.6 972.1 986.7 1991 986.9 990.4 988.4 991.4 987.3 990.5 991.7 986.9 996.3 984.8 987.5 997.2 1992 990.3 986.6 990.1 994.5 998.6 1001.5 997.1 990.8 988.3 986.3 994.0 995.5 1993 995.6 992.9 987.7 987.1 988.5 991.0 992.9 987.7 983.6 984.1 984.3 983.7 1994 984.0 984.9 992.4 994.6 995.6 995.9 995.0 988.8 980.9 989.1 993.4 988.3 1995 992.1 991.2 983.2 991.8 991.9 989.1 989.8 994.3 987.6 992.8 982.0 985.4 1996 989.9 989.5 985.2 995.5 985.9 992.0 989.6 989.1 995.3 984.2 976.5 987.2 1997 986.3 991.6 988.9 984.7 997.3 1000.5 989.0 984.1 991.9 989.6 994.7 997.0 1998 984.0 993.2 989.4 994.2 998.7 995.0 977.7 984.5 988.8 980.0 982.9 981.2 1999 988.6 983.4 994.1 987.2 991.8 995.9 989.4 988.4 990.1 984.6 987.0 982.1 2000 980.6 994.8 1002.0 988.3 997.5 996.4 1003.7 991.0 1000.6 988.8 993.9 988.1 2001 988.0 987.1 986.8 986.6 998.0 991.1 994.8 981.1 990.0 983.7 979.7 982.1 2002 987.1 985.6 990.7 986.9 992.5 989.9 993.7 997.6 1001.4 988.2 988.4 988.9 2003 991.9 985.8 995.8 993.1 990.1 996.5 983.5 987.3 990.6 983.9 983.6 993.9 2004 985.9 997.4 989.4 992.4 993.6 988.0 990.3 990.2 978.6 988.9 994.4 990.5 2005 985.7 986.1 989.9 983.3 994.1 995.9 997.4 991.6 998.8 993.2 990.2 994.1 2006 991.2 994.9 980.1 991.0 988.0 997.4 992.6 999.2 990.0 990.2 981.6 984.9 2007 989.4 986.8 988.4 990.1 1000.9 991.5 993.9 987.6 997.0 983.8 990.2 983.8 2008 986.7 988.4 990.5 987.3 993.2 993.3 995.9 990.2 1001.0 984.7 983.5 981.2 2009 984.8 985.4 986.9 989.3 985.5 988.0 991.0 1001.2 988.5 977.0 984.0 987.6 2010 989.1 991.2 986.7 984.0 984.8 985.8 989.9 990.3 990.0 985.0 986.5 979.3 2011 990.8 988.3 990.4 984.7 988.0 990.7 997.7 1002.2 991.9 986.6 987.7 985.5 2012 983.9 983.5 988.9 994.4 991.5 976.6 987.4 988.0 992.5 980.6 984.5 991.4 2013 986.7 986.8 995.2 986.3 985.7 979.2 984.4 989.8 995.9 983.1 978.9 984.9 2014 989.2 988.4 983.0 995.2 992.1 992.9 992.4 994.5 996.3 981.0 979.1 980.9 2015 989.4 985.9 986.6 987.0 988.4 982.1 984.0 983.5 982.1 991.3 981.9 984.3 2016 987.5 984.3 984.7 986.1 - - - - - - - - 2017 - - - 992.7 989.6 987.2 984.1 987.0 978.3 982.2 986.4 978.2 2018 984.1 983.8 981.1 987.8 988.3 992.9 992.7 986.8 990.3 992.8 979.3 979.6 2019 982.6 - 990.2 985.1 987.0 992.4 1000.0 994.2 - 988.7 986.0 991.6 2020 988.8 992.6 986.8 988.6 996.0 992.2 999.9 992.1 985.6 983.1 983.7 982.4 2021 - 987.1 984.6 - - - - - - - - - 2022 - - 993.1 - - - - - 988.2 979.0 - - 2023 - - - - - 993.8 994.2 - - 980.3 983.5 - 2024 - - - - - - - - - - - -