# number_of_header_lines: 53 # comment: # comment: ************ USE OF GML DATA **************** # comment: # comment: These data are made freely available to the public and the scientific # comment: community in the belief that their wide dissemination will lead to # comment: greater understanding and new scientific insights. To ensure that GML # comment: receives fair credit for their work please include relevant citation # comment: text in publications. We encourage users to contact the data providers, # comment: who can provide detailed information about the measurements and # comment: scientific insight. In cases where the data are central to a # comment: publication, coauthorship for data providers may be appropriate. # comment: # comment: # comment: Please see accompanying README file, if available, for citation text. # comment: # comment: Every effort is made to produce the most accurate and precise # comment: measurements possible. However, we reserve the right to make # comment: corrections to the data based on recalibration of standard gases # comment: or for other reasons deemed scientifically justified. # comment: # comment: We are not responsible for results and conclusions based on use # comment: of these data without regard to this warning. # comment: # contact_parameter: CH4 CCGG (Individual Flasks) # contact_name: Xin Lan # contact_telephone: (999) 999-9999 # contact_email: xin.lan@noaa.gov # comment: # comment: ************ COLLABORATORS *************** # comment: # comment: NOAA thanks the following collaborators without # comment: whom these measurements would not be possible. # comment: # collaborator_name: Chugach McKinley # comment: # comment: ************ RECIPROCITY AGREEMENT *************** # comment: # comment: # comment: ************ DATA DESCRIPTION *************** # comment: # description_site-code: shm # description_project-abbr: ccg_surface # description_strategy-abbr: flask # description_analysis-constraints: flag:..% # description_creation-time: 2023-08-28 15:10:31 # comment: # comment: ************ DATA DOCUMENTATION *************** # comment: # comment: Please refer to the species-specific README file in the # comment: appropriate directory folder at https://gml.noaa.gov/aftp/data/trace_gases/. # comment: # data_fields: site year month value SHM 1985 9 1755.43 SHM 1985 10 1763.96 SHM 1985 11 1756.90 SHM 1985 12 1755.91 SHM 1986 1 1751.61 SHM 1986 2 1753.69 SHM 1986 3 1764.31 SHM 1986 4 1769.10 SHM 1986 5 1762.77 SHM 1986 6 1742.69 SHM 1986 7 1733.48 SHM 1986 8 1756.34 SHM 1986 9 1777.59 SHM 1986 10 1782.84 SHM 1986 11 1772.57 SHM 1986 12 1764.96 SHM 1987 1 1774.60 SHM 1987 2 1776.32 SHM 1987 3 1767.70 SHM 1987 4 1772.72 SHM 1987 5 1775.53 SHM 1987 6 1761.66 SHM 1987 7 1743.28 SHM 1987 8 1741.15 SHM 1987 9 1763.57 SHM 1987 10 1781.04 SHM 1987 11 1787.70 SHM 1987 12 1789.08 SHM 1988 1 1785.08 SHM 1988 2 1787.04 SHM 1988 3 1793.16 SHM 1988 4 1797.41 SHM 1988 5 1787.60 SHM 1988 6 1765.20 SHM 1988 7 1753.58 SHM 1988 8 1761.96 SHM 1988 9 1781.09 SHM 1988 10 1792.74 SHM 1988 11 1794.42 SHM 1988 12 1795.00 SHM 1989 1 1799.64 SHM 1989 2 1800.86 SHM 1989 3 1798.84 SHM 1989 4 1797.06 SHM 1989 5 1783.99 SHM 1989 6 1767.39 SHM 1989 7 1766.51 SHM 1989 8 1786.51 SHM 1989 9 1803.47 SHM 1989 10 1803.69 SHM 1989 11 1800.20 SHM 1989 12 1805.68 SHM 1990 1 1816.62 SHM 1990 2 1816.24 SHM 1990 3 1808.42 SHM 1990 4 1804.36 SHM 1990 5 1799.68 SHM 1990 6 1780.93 SHM 1990 7 1775.80 SHM 1990 8 1801.24 SHM 1990 9 1816.28 SHM 1990 10 1816.09 SHM 1990 11 1815.46 SHM 1990 12 1821.14 SHM 1991 1 1824.27 SHM 1991 2 1818.79 SHM 1991 3 1819.48 SHM 1991 4 1818.58 SHM 1991 5 1813.94 SHM 1991 6 1799.98 SHM 1991 7 1785.26 SHM 1991 8 1801.77 SHM 1991 9 1817.21 SHM 1991 10 1815.45 SHM 1991 11 1821.24 SHM 1991 12 1828.63 SHM 1992 1 1827.61 SHM 1992 2 1823.08 SHM 1992 3 1824.48 SHM 1992 4 1824.61 SHM 1992 5 1813.33 SHM 1992 6 1800.88 SHM 1992 7 1796.65 SHM 1992 8 1811.19 SHM 1992 9 1818.21 SHM 1992 10 1816.83 SHM 1992 11 1824.51 SHM 1992 12 1826.70 SHM 1993 1 1827.07 SHM 1993 2 1824.06 SHM 1993 3 1818.20 SHM 1993 4 1818.81 SHM 1993 5 1814.60 SHM 1993 6 1796.11 SHM 1993 7 1785.52 SHM 1993 8 1799.97 SHM 1993 9 1821.12 SHM 1993 10 1830.85 SHM 1993 11 1833.14 SHM 1993 12 1833.10 SHM 1994 1 1833.22 SHM 1994 2 1833.30 SHM 1994 3 1833.10 SHM 1994 4 1832.88 SHM 1994 5 1829.13 SHM 1994 6 1811.34 SHM 1994 7 1792.20 SHM 1994 8 1800.85 SHM 1994 9 1819.31 SHM 1994 10 1827.79 SHM 1994 11 1834.97 SHM 1994 12 1842.43 SHM 1995 1 1843.37 SHM 1995 2 1837.29 SHM 1995 3 1831.21 SHM 1995 4 1831.52 SHM 1995 5 1825.34 SHM 1995 6 1811.06 SHM 1995 7 1800.72 SHM 1995 8 1805.80 SHM 1995 9 1827.99 SHM 1995 10 1841.26 SHM 1995 11 1841.32 SHM 1995 12 1833.68 SHM 1996 1 1837.16 SHM 1996 2 1844.72 SHM 1996 3 1839.56 SHM 1996 4 1831.88 SHM 1996 5 1826.62 SHM 1996 6 1814.91 SHM 1996 7 1803.23 SHM 1996 8 1815.94 SHM 1996 9 1831.32 SHM 1996 10 1836.21 SHM 1996 11 1843.58 SHM 1996 12 1844.74 SHM 1997 1 1839.76 SHM 1997 2 1836.90 SHM 1997 3 1839.88 SHM 1997 4 1844.82 SHM 1997 5 1832.08 SHM 1997 6 1812.55 SHM 1997 7 1799.62 SHM 1997 8 1805.61 SHM 1997 9 1823.75 SHM 1997 10 1833.01 SHM 1997 11 1833.51 SHM 1997 12 1839.13 SHM 1998 1 1844.56 SHM 1998 2 1850.66 SHM 1998 3 1854.28 SHM 1998 4 1849.29 SHM 1998 5 1841.09 SHM 1998 6 1826.08 SHM 1998 7 1812.07 SHM 1998 8 1829.63 SHM 1998 9 1858.68 SHM 1998 10 1864.96 SHM 1998 11 1859.72 SHM 1998 12 1858.06 SHM 1999 1 1863.36 SHM 1999 2 1872.15 SHM 1999 3 1870.61 SHM 1999 4 1856.85 SHM 1999 5 1849.29 SHM 1999 6 1833.23 SHM 1999 7 1815.92 SHM 1999 8 1822.88 SHM 1999 9 1838.37 SHM 1999 10 1849.55 SHM 1999 11 1855.94 SHM 1999 12 1850.36 SHM 2000 1 1851.76 SHM 2000 2 1861.78 SHM 2000 3 1861.89 SHM 2000 4 1857.71 SHM 2000 5 1849.21 SHM 2000 6 1835.95 SHM 2000 7 1816.40 SHM 2000 8 1813.14 SHM 2000 9 1841.77 SHM 2000 10 1856.58 SHM 2000 11 1856.38 SHM 2000 12 1854.30 SHM 2001 1 1859.72 SHM 2001 2 1864.11 SHM 2001 3 1866.76 SHM 2001 4 1864.69 SHM 2001 5 1848.46 SHM 2001 6 1830.79 SHM 2001 7 1821.05 SHM 2001 8 1823.97 SHM 2001 9 1839.17 SHM 2001 10 1855.13 SHM 2001 11 1860.71 SHM 2001 12 1859.83 SHM 2002 1 1859.95 SHM 2002 2 1863.05 SHM 2002 3 1867.15 SHM 2002 4 1859.02 SHM 2002 5 1845.19 SHM 2002 6 1833.22 SHM 2002 7 1814.49 SHM 2002 8 1816.78 SHM 2002 9 1847.58 SHM 2002 10 1862.87 SHM 2002 11 1855.07 SHM 2002 12 1857.43 SHM 2003 1 1863.33 SHM 2003 2 1862.89 SHM 2003 3 1861.32 SHM 2003 4 1865.76 SHM 2003 5 1860.12 SHM 2003 6 1843.23 SHM 2003 7 1831.46 SHM 2003 8 1843.50 SHM 2003 9 1861.45 SHM 2003 10 1866.11 SHM 2003 11 1867.64 SHM 2003 12 1868.01 SHM 2004 1 1863.98 SHM 2004 2 1866.05 SHM 2004 3 1871.37 SHM 2004 4 1867.21 SHM 2004 5 1859.25 SHM 2004 6 1840.94 SHM 2004 7 1824.11 SHM 2004 8 1832.74 SHM 2004 9 1848.78 SHM 2004 10 1857.74 SHM 2004 11 1868.34 SHM 2004 12 1861.78 SHM 2005 1 1848.07 SHM 2005 2 1856.18 SHM 2005 3 1862.65 SHM 2005 4 1858.57 SHM 2005 5 1853.25 SHM 2005 6 1836.00 SHM 2005 7 1825.26 SHM 2005 11 1869.52 SHM 2005 12 1860.51 SHM 2006 1 1860.20 SHM 2006 2 1873.51 SHM 2006 3 1869.18 SHM 2006 4 1857.84 SHM 2006 5 1853.36 SHM 2006 6 1827.83 SHM 2006 7 1803.86 SHM 2006 8 1812.59 SHM 2006 9 1844.20 SHM 2006 10 1856.57 SHM 2006 11 1859.43 SHM 2006 12 1868.74 SHM 2007 1 1868.75 SHM 2007 2 1868.06 SHM 2007 3 1870.59 SHM 2007 4 1866.05 SHM 2007 5 1855.10 SHM 2007 6 1835.87 SHM 2007 7 1826.23 SHM 2007 8 1848.57 SHM 2007 9 1872.73 SHM 2007 10 1872.40 SHM 2007 11 1869.84 SHM 2007 12 1875.25 SHM 2008 1 1877.11 SHM 2008 2 1872.01 SHM 2008 3 1869.66 SHM 2008 4 1869.58 SHM 2008 5 1862.65 SHM 2008 6 1847.95 SHM 2008 7 1836.05 SHM 2008 8 1848.30 SHM 2008 9 1866.91 SHM 2008 10 1872.66 SHM 2008 11 1878.47 SHM 2008 12 1885.60 SHM 2009 1 1883.53 SHM 2009 2 1883.33 SHM 2009 3 1885.34 SHM 2009 4 1882.79 SHM 2009 5 1870.86 SHM 2009 6 1854.69 SHM 2009 7 1850.09 SHM 2009 8 1857.82 SHM 2009 9 1867.98 SHM 2009 10 1873.81 SHM 2009 11 1876.00 SHM 2009 12 1878.20 SHM 2010 1 1884.84 SHM 2010 2 1890.30 SHM 2010 3 1891.43 SHM 2010 4 1881.20 SHM 2010 5 1870.27 SHM 2010 6 1859.84 SHM 2010 7 1841.21 SHM 2010 8 1852.01 SHM 2010 9 1877.81 SHM 2010 10 1882.38 SHM 2010 11 1881.74 SHM 2010 12 1883.32 SHM 2011 1 1880.28 SHM 2011 2 1880.34 SHM 2011 3 1890.95 SHM 2011 4 1888.25 SHM 2011 5 1877.01 SHM 2011 6 1861.53 SHM 2011 7 1858.44 SHM 2011 8 1880.44 SHM 2011 9 1891.84 SHM 2011 10 1890.33 SHM 2011 11 1895.02 SHM 2011 12 1900.59 SHM 2012 1 1897.93 SHM 2012 2 1895.82 SHM 2012 3 1900.37 SHM 2012 4 1892.23 SHM 2012 5 1872.54 SHM 2012 6 1861.83 SHM 2012 7 1858.94 SHM 2012 8 1874.44 SHM 2012 9 1888.77 SHM 2012 10 1885.59 SHM 2012 11 1892.17 SHM 2012 12 1898.74 SHM 2013 1 1900.41 SHM 2013 2 1910.13 SHM 2013 3 1909.74 SHM 2013 4 1895.08 SHM 2013 5 1885.50 SHM 2013 6 1886.87 SHM 2013 7 1883.89 SHM 2013 8 1879.46 SHM 2013 9 1887.14 SHM 2014 2 1915.11 SHM 2014 3 1909.70 SHM 2014 4 1906.56 SHM 2014 5 1899.88 SHM 2014 6 1882.36 SHM 2014 7 1869.89 SHM 2014 8 1890.39 SHM 2014 9 1911.03 SHM 2014 10 1912.66 SHM 2014 11 1918.52 SHM 2014 12 1919.95 SHM 2015 1 1916.63 SHM 2015 2 1920.00 SHM 2015 3 1923.38 SHM 2015 4 1921.97 SHM 2015 5 1910.82 SHM 2015 6 1892.55 SHM 2015 7 1883.15 SHM 2015 8 1897.73 SHM 2015 9 1917.81 SHM 2015 10 1925.23 SHM 2015 11 1929.72 SHM 2015 12 1932.96 SHM 2016 1 1926.92 SHM 2016 2 1925.89 SHM 2016 3 1927.43 SHM 2016 4 1925.13 SHM 2016 5 1922.01 SHM 2016 6 1906.99 SHM 2016 7 1887.75 SHM 2016 8 1897.55 SHM 2016 9 1924.42 SHM 2016 10 1934.79 SHM 2016 11 1939.82 SHM 2016 12 1946.22 SHM 2017 1 1945.12 SHM 2017 2 1941.30 SHM 2017 3 1936.76 SHM 2017 4 1933.34 SHM 2017 5 1927.52 SHM 2017 6 1912.25 SHM 2017 7 1895.08 SHM 2017 8 1908.99 SHM 2017 9 1933.69 SHM 2017 10 1939.86 SHM 2018 2 1944.87 SHM 2018 3 1949.63 SHM 2018 4 1941.33 SHM 2018 5 1938.42 SHM 2018 6 1923.00 SHM 2018 7 1889.67 SHM 2018 8 1896.12 SHM 2018 9 1934.66 SHM 2018 10 1942.37 SHM 2018 11 1945.28 SHM 2018 12 1952.37 SHM 2019 1 1957.65 SHM 2019 2 1965.74 SHM 2019 3 1962.90 SHM 2019 4 1951.49 SHM 2019 5 1943.57 SHM 2019 6 1929.66 SHM 2019 7 1908.22 SHM 2019 8 1926.36 SHM 2019 9 1958.64 SHM 2019 10 1961.96 SHM 2019 11 1961.49 SHM 2019 12 1966.36 SHM 2020 1 1965.17 SHM 2020 2 1964.12 SHM 2020 3 1965.78 SHM 2020 4 1960.29 SHM 2020 5 1951.45 SHM 2020 6 1942.26 SHM 2020 7 1934.66 SHM 2020 8 1954.15 SHM 2020 9 1980.61 SHM 2020 10 1984.77 SHM 2020 11 1981.40 SHM 2020 12 1980.12 SHM 2021 1 1980.60 SHM 2021 2 1983.22 SHM 2021 3 1985.12 SHM 2021 4 1983.40 SHM 2021 5 1978.14 SHM 2021 6 1959.17 SHM 2022 2 1998.28 SHM 2022 3 2000.70 SHM 2022 4 2002.54 SHM 2022 5 1992.96 SHM 2022 6 1972.81 SHM 2022 7 1966.67 SHM 2022 8 1986.31 SHM 2022 9 2011.45 SHM 2022 10 2012.82 SHM 2022 11 2009.16 SHM 2022 12 2011.17