San_Martin 06Z station_level_pressure
1996   987.7   986.4   981.0   994.6   980.3   991.2   984.9   987.2   987.6   978.1   973.9   986.3
1997   984.2   989.9   985.3   983.2   995.5  1001.5   989.6   982.3   993.2   988.0   995.7   997.7
1998   984.1   992.0   987.3   984.9   999.9   992.3   974.3       -   984.7   976.1       -   980.3
1999   984.4       -   988.3   979.8   985.1   993.8   984.8   986.5   989.0   980.2   981.5   978.2
2000   976.8   991.2   998.6   981.6   991.5   993.4  1001.7   990.4   999.8   987.5   993.1   989.7
2001   988.7   989.2   983.4   984.7   993.1   991.3   996.6   972.8   984.9   971.9   973.5   975.3
2002   984.8   979.7   992.0       -       -       -       -       -       -       -       -       -
2003       -       -       -       -       -       -       -       -       -       -       -       -
2004       -       -       -       -       -       -       -       -       -       -       -       -
2005       -       -       -   982.2       -   997.6   995.8       -       -       -       -       -
2006   991.0   994.4   975.9   988.5       -       -       -  1001.0   988.6       -       -       -
2007   991.7   987.8   988.2   991.1   996.9   992.0       -   982.6   990.7   982.2   989.5   981.2
2008       -       -   986.5   983.9       -   989.0   993.7   988.9       -   980.9   978.5       -
2009   982.2       -       -       -       -       -       -       -       -       -       -       -