# number_of_header_lines: 54 # 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: Environment Canada [EC] # collaborator_url: http://www.ec.gc.ca/default.asp?lang=En&n=FD9B0E51-1 # comment: # comment: ************ RECIPROCITY AGREEMENT *************** # comment: # comment: # comment: ************ DATA DESCRIPTION *************** # comment: # description_site-code: alt # description_project-abbr: ccg_surface # description_strategy-abbr: flask # description_analysis-constraints: flag:..% # description_creation-time: 2023-08-28 15:09:31 # 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 ALT 1985 6 1728.48 ALT 1985 7 1716.97 ALT 1985 8 1715.53 ALT 1985 9 1739.47 ALT 1985 10 1760.61 ALT 1985 11 1761.20 ALT 1985 12 1771.32 ALT 1986 1 1779.41 ALT 1986 2 1781.94 ALT 1986 3 1787.65 ALT 1986 4 1779.17 ALT 1986 5 1764.71 ALT 1986 6 1745.48 ALT 1986 7 1734.05 ALT 1986 8 1738.33 ALT 1986 9 1753.13 ALT 1986 10 1774.13 ALT 1986 11 1773.51 ALT 1986 12 1762.28 ALT 1987 1 1770.62 ALT 1987 2 1777.61 ALT 1987 3 1779.39 ALT 1987 4 1776.89 ALT 1987 5 1770.15 ALT 1987 6 1756.40 ALT 1987 7 1748.75 ALT 1987 8 1756.48 ALT 1987 9 1773.99 ALT 1987 10 1786.84 ALT 1987 11 1788.99 ALT 1987 12 1789.61 ALT 1988 1 1797.96 ALT 1988 2 1798.76 ALT 1988 3 1795.22 ALT 1988 4 1795.51 ALT 1988 5 1785.63 ALT 1988 6 1769.27 ALT 1988 7 1752.77 ALT 1988 8 1754.82 ALT 1988 9 1781.40 ALT 1988 10 1802.76 ALT 1988 11 1806.88 ALT 1988 12 1805.06 ALT 1989 1 1814.12 ALT 1989 2 1821.55 ALT 1989 3 1816.65 ALT 1989 4 1804.36 ALT 1989 5 1788.24 ALT 1989 6 1778.50 ALT 1989 7 1773.47 ALT 1989 8 1777.09 ALT 1989 9 1786.54 ALT 1989 10 1793.53 ALT 1989 11 1809.43 ALT 1989 12 1828.71 ALT 1990 1 1827.63 ALT 1990 2 1822.74 ALT 1990 3 1823.01 ALT 1990 4 1813.58 ALT 1990 5 1800.09 ALT 1990 6 1787.45 ALT 1990 7 1778.15 ALT 1990 8 1776.99 ALT 1990 9 1787.77 ALT 1990 10 1809.17 ALT 1990 11 1818.42 ALT 1990 12 1825.73 ALT 1991 1 1839.46 ALT 1991 2 1836.24 ALT 1991 3 1828.61 ALT 1991 4 1822.50 ALT 1991 5 1804.49 ALT 1991 6 1787.88 ALT 1991 7 1781.56 ALT 1991 8 1794.05 ALT 1991 9 1813.56 ALT 1991 10 1820.21 ALT 1991 11 1825.04 ALT 1991 12 1844.60 ALT 1992 1 1858.12 ALT 1992 2 1854.37 ALT 1992 3 1848.12 ALT 1992 4 1835.35 ALT 1992 5 1824.04 ALT 1992 6 1809.85 ALT 1992 7 1794.66 ALT 1992 8 1795.65 ALT 1992 9 1805.26 ALT 1992 10 1812.95 ALT 1992 11 1826.76 ALT 1992 12 1842.81 ALT 1993 1 1841.62 ALT 1993 2 1834.75 ALT 1993 3 1838.00 ALT 1993 4 1836.69 ALT 1993 5 1819.14 ALT 1993 6 1796.47 ALT 1993 7 1788.12 ALT 1993 8 1800.17 ALT 1993 9 1814.52 ALT 1993 10 1820.61 ALT 1993 11 1829.41 ALT 1993 12 1840.07 ALT 1994 1 1850.72 ALT 1994 2 1862.52 ALT 1994 3 1861.80 ALT 1994 4 1843.28 ALT 1994 5 1822.85 ALT 1994 6 1811.95 ALT 1994 7 1801.45 ALT 1994 8 1800.84 ALT 1994 9 1819.68 ALT 1994 10 1831.55 ALT 1994 11 1839.15 ALT 1994 12 1847.98 ALT 1995 1 1850.69 ALT 1995 2 1856.48 ALT 1995 3 1852.46 ALT 1995 4 1837.76 ALT 1995 5 1824.97 ALT 1995 6 1811.05 ALT 1995 7 1806.71 ALT 1995 8 1816.45 ALT 1995 9 1826.51 ALT 1995 10 1833.29 ALT 1995 11 1841.53 ALT 1995 12 1854.86 ALT 1996 1 1859.10 ALT 1996 2 1856.85 ALT 1996 3 1853.18 ALT 1996 4 1840.52 ALT 1996 5 1831.19 ALT 1996 6 1822.70 ALT 1996 7 1809.46 ALT 1996 8 1810.33 ALT 1996 9 1827.99 ALT 1996 10 1838.72 ALT 1996 11 1842.45 ALT 1996 12 1848.71 ALT 1997 1 1866.14 ALT 1997 2 1872.09 ALT 1997 3 1849.49 ALT 1997 4 1837.06 ALT 1997 5 1831.54 ALT 1997 6 1814.89 ALT 1997 7 1806.61 ALT 1997 8 1810.22 ALT 1997 9 1824.17 ALT 1997 10 1836.63 ALT 1997 11 1839.97 ALT 1997 12 1850.58 ALT 1998 1 1862.57 ALT 1998 2 1866.38 ALT 1998 3 1858.03 ALT 1998 4 1845.20 ALT 1998 5 1840.12 ALT 1998 6 1827.48 ALT 1998 7 1817.97 ALT 1998 8 1826.05 ALT 1998 9 1841.97 ALT 1998 10 1857.74 ALT 1998 11 1865.50 ALT 1998 12 1873.65 ALT 1999 1 1882.65 ALT 1999 2 1881.83 ALT 1999 3 1872.22 ALT 1999 4 1865.95 ALT 1999 5 1853.20 ALT 1999 6 1835.37 ALT 1999 7 1828.55 ALT 1999 8 1825.43 ALT 1999 9 1834.99 ALT 1999 10 1847.14 ALT 1999 11 1854.99 ALT 1999 12 1864.95 ALT 2000 1 1868.05 ALT 2000 2 1869.09 ALT 2000 3 1868.01 ALT 2000 4 1863.02 ALT 2000 5 1852.25 ALT 2000 6 1836.04 ALT 2000 7 1825.37 ALT 2000 8 1829.38 ALT 2000 9 1842.86 ALT 2000 10 1850.63 ALT 2000 11 1853.10 ALT 2000 12 1859.88 ALT 2001 1 1867.92 ALT 2001 2 1869.18 ALT 2001 3 1866.74 ALT 2001 4 1865.62 ALT 2001 5 1854.25 ALT 2001 6 1836.04 ALT 2001 7 1825.79 ALT 2001 8 1828.07 ALT 2001 9 1834.87 ALT 2001 10 1850.62 ALT 2001 11 1860.91 ALT 2001 12 1863.15 ALT 2002 1 1873.04 ALT 2002 2 1873.98 ALT 2002 3 1867.93 ALT 2002 4 1860.06 ALT 2002 5 1847.67 ALT 2002 6 1833.29 ALT 2002 7 1822.45 ALT 2002 8 1828.93 ALT 2002 9 1847.33 ALT 2002 10 1857.10 ALT 2002 11 1858.94 ALT 2002 12 1859.01 ALT 2003 1 1874.04 ALT 2003 2 1892.62 ALT 2003 3 1886.81 ALT 2003 4 1870.17 ALT 2003 5 1858.84 ALT 2003 6 1844.25 ALT 2003 7 1835.56 ALT 2003 8 1840.18 ALT 2003 9 1855.84 ALT 2003 10 1868.46 ALT 2003 11 1869.00 ALT 2003 12 1871.76 ALT 2004 1 1881.58 ALT 2004 2 1880.28 ALT 2004 3 1870.81 ALT 2004 4 1864.85 ALT 2004 5 1854.59 ALT 2004 6 1839.78 ALT 2004 7 1828.21 ALT 2004 8 1830.24 ALT 2004 9 1848.08 ALT 2004 10 1857.48 ALT 2005 4 1869.51 ALT 2005 5 1855.13 ALT 2005 6 1836.96 ALT 2005 7 1824.32 ALT 2005 8 1831.20 ALT 2005 9 1848.83 ALT 2005 10 1857.27 ALT 2005 11 1865.00 ALT 2005 12 1872.39 ALT 2006 1 1869.04 ALT 2006 2 1864.34 ALT 2006 3 1865.20 ALT 2006 4 1864.49 ALT 2006 5 1857.29 ALT 2006 6 1844.39 ALT 2006 7 1829.69 ALT 2006 8 1831.04 ALT 2006 9 1845.32 ALT 2006 10 1850.67 ALT 2006 11 1856.33 ALT 2006 12 1870.04 ALT 2007 1 1880.50 ALT 2007 2 1881.18 ALT 2007 3 1878.78 ALT 2007 4 1870.75 ALT 2007 5 1858.17 ALT 2007 6 1845.75 ALT 2007 7 1839.16 ALT 2007 8 1855.48 ALT 2007 9 1876.67 ALT 2007 10 1879.02 ALT 2007 11 1874.92 ALT 2007 12 1886.06 ALT 2008 1 1890.26 ALT 2008 2 1894.10 ALT 2008 3 1893.58 ALT 2008 4 1878.99 ALT 2008 5 1866.30 ALT 2008 6 1851.43 ALT 2008 7 1839.86 ALT 2008 8 1844.13 ALT 2008 9 1861.82 ALT 2008 10 1874.03 ALT 2008 11 1882.38 ALT 2008 12 1892.92 ALT 2009 1 1900.00 ALT 2009 2 1893.08 ALT 2009 3 1889.82 ALT 2009 4 1890.25 ALT 2009 5 1878.38 ALT 2009 6 1858.79 ALT 2009 7 1844.58 ALT 2009 8 1850.84 ALT 2009 9 1873.76 ALT 2009 10 1882.40 ALT 2009 11 1877.27 ALT 2009 12 1889.34 ALT 2010 1 1898.46 ALT 2010 2 1891.04 ALT 2010 3 1885.66 ALT 2010 4 1884.31 ALT 2010 5 1876.81 ALT 2010 6 1860.70 ALT 2010 7 1849.46 ALT 2010 8 1859.54 ALT 2010 9 1874.46 ALT 2010 10 1878.57 ALT 2010 11 1881.73 ALT 2010 12 1885.51 ALT 2011 1 1893.51 ALT 2011 2 1899.29 ALT 2011 3 1896.57 ALT 2011 4 1891.92 ALT 2011 5 1880.93 ALT 2011 6 1858.84 ALT 2011 7 1849.76 ALT 2011 8 1862.86 ALT 2011 9 1876.30 ALT 2011 10 1884.41 ALT 2011 11 1893.90 ALT 2011 12 1902.69 ALT 2012 1 1903.98 ALT 2012 2 1901.66 ALT 2012 3 1905.13 ALT 2012 4 1901.98 ALT 2012 5 1885.48 ALT 2012 6 1865.87 ALT 2012 7 1861.35 ALT 2012 8 1876.69 ALT 2012 9 1884.19 ALT 2012 10 1885.16 ALT 2012 11 1894.36 ALT 2012 12 1908.05 ALT 2013 1 1915.63 ALT 2013 2 1913.35 ALT 2013 3 1903.68 ALT 2013 4 1899.22 ALT 2013 5 1895.82 ALT 2013 6 1881.83 ALT 2013 7 1867.42 ALT 2013 8 1866.45 ALT 2013 9 1878.75 ALT 2013 10 1893.28 ALT 2013 11 1904.31 ALT 2013 12 1912.31 ALT 2014 1 1913.15 ALT 2014 2 1915.17 ALT 2014 3 1918.55 ALT 2014 4 1913.08 ALT 2014 5 1902.33 ALT 2014 6 1887.52 ALT 2014 7 1875.55 ALT 2014 8 1880.32 ALT 2014 9 1903.03 ALT 2014 10 1915.88 ALT 2014 11 1920.07 ALT 2014 12 1929.81 ALT 2015 1 1933.01 ALT 2015 2 1940.32 ALT 2015 3 1940.04 ALT 2015 4 1922.55 ALT 2015 5 1911.22 ALT 2015 6 1896.64 ALT 2015 7 1882.69 ALT 2015 8 1895.42 ALT 2015 9 1918.50 ALT 2015 10 1925.72 ALT 2015 11 1929.64 ALT 2015 12 1932.92 ALT 2016 1 1938.04 ALT 2016 2 1940.15 ALT 2016 3 1936.71 ALT 2016 4 1934.14 ALT 2016 5 1920.70 ALT 2016 6 1905.24 ALT 2016 7 1901.67 ALT 2016 8 1911.43 ALT 2016 9 1926.96 ALT 2016 10 1931.56 ALT 2016 11 1933.57 ALT 2016 12 1946.34 ALT 2017 1 1956.84 ALT 2017 2 1956.14 ALT 2017 3 1955.36 ALT 2017 4 1946.39 ALT 2017 5 1929.64 ALT 2017 6 1913.71 ALT 2017 7 1903.16 ALT 2017 8 1911.15 ALT 2017 9 1926.44 ALT 2017 10 1939.51 ALT 2017 11 1943.47 ALT 2017 12 1944.04 ALT 2018 1 1952.28 ALT 2018 2 1950.61 ALT 2018 3 1946.72 ALT 2018 4 1950.42 ALT 2018 5 1940.80 ALT 2018 6 1922.96 ALT 2018 7 1909.05 ALT 2018 8 1912.05 ALT 2018 9 1927.58 ALT 2018 10 1942.83 ALT 2018 11 1949.40 ALT 2018 12 1954.63 ALT 2019 1 1961.66 ALT 2019 2 1962.22 ALT 2019 3 1962.10 ALT 2019 4 1955.98 ALT 2019 5 1940.54 ALT 2019 6 1927.85 ALT 2019 7 1919.41 ALT 2019 8 1930.07 ALT 2019 9 1948.55 ALT 2019 10 1954.62 ALT 2019 11 1957.27 ALT 2019 12 1961.63 ALT 2020 1 1973.14 ALT 2020 2 1979.62 ALT 2020 3 1972.40 ALT 2020 4 1965.76 ALT 2020 5 1954.54 ALT 2020 6 1939.03 ALT 2020 7 1933.02 ALT 2020 8 1945.64 ALT 2020 9 1971.43 ALT 2020 10 1982.65 ALT 2020 11 1984.56 ALT 2020 12 1982.38 ALT 2021 1 1975.36 ALT 2021 2 1976.12 ALT 2021 3 1987.15 ALT 2021 4 1986.21 ALT 2021 5 1972.76 ALT 2021 6 1960.97 ALT 2021 7 1958.73 ALT 2021 8 1969.81 ALT 2021 9 1980.39 ALT 2021 10 1986.59 ALT 2021 11 1996.73 ALT 2021 12 2010.62 ALT 2022 1 2018.47 ALT 2022 2 2011.06 ALT 2022 3 2004.04 ALT 2022 4 1999.71 ALT 2022 5 1990.19 ALT 2022 6 1976.16 ALT 2022 7 1969.50 ALT 2022 8 1972.91 ALT 2022 9 1985.48 ALT 2022 10 2003.31 ALT 2022 11 2007.79 ALT 2022 12 2007.70