# 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: 2024-07-30 08:12:30 # 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 1728.46 ALT 1985 7 1716.97 ALT 1985 8 1715.57 ALT 1985 9 1739.46 ALT 1985 10 1760.62 ALT 1985 11 1761.22 ALT 1985 12 1771.31 ALT 1986 1 1779.41 ALT 1986 2 1781.95 ALT 1986 3 1787.64 ALT 1986 4 1779.17 ALT 1986 5 1764.72 ALT 1986 6 1745.47 ALT 1986 7 1734.05 ALT 1986 8 1738.35 ALT 1986 9 1753.11 ALT 1986 10 1774.12 ALT 1986 11 1773.52 ALT 1986 12 1762.27 ALT 1987 1 1770.62 ALT 1987 2 1777.62 ALT 1987 3 1779.38 ALT 1987 4 1776.89 ALT 1987 5 1770.16 ALT 1987 6 1756.39 ALT 1987 7 1748.75 ALT 1987 8 1756.49 ALT 1987 9 1773.97 ALT 1987 10 1786.84 ALT 1987 11 1789.00 ALT 1987 12 1789.60 ALT 1988 1 1797.96 ALT 1988 2 1798.77 ALT 1988 3 1795.21 ALT 1988 4 1795.51 ALT 1988 5 1785.64 ALT 1988 6 1769.25 ALT 1988 7 1752.77 ALT 1988 8 1754.84 ALT 1988 9 1781.38 ALT 1988 10 1802.76 ALT 1988 11 1806.89 ALT 1988 12 1805.05 ALT 1989 1 1814.12 ALT 1989 2 1821.56 ALT 1989 3 1816.64 ALT 1989 4 1804.36 ALT 1989 5 1788.25 ALT 1989 6 1778.48 ALT 1989 7 1773.47 ALT 1989 8 1777.11 ALT 1989 9 1786.52 ALT 1989 10 1793.53 ALT 1989 11 1809.44 ALT 1989 12 1828.69 ALT 1990 1 1827.63 ALT 1990 2 1822.75 ALT 1990 3 1823.00 ALT 1990 4 1813.58 ALT 1990 5 1800.11 ALT 1990 6 1787.43 ALT 1990 7 1778.15 ALT 1990 8 1777.02 ALT 1990 9 1787.76 ALT 1990 10 1809.17 ALT 1990 11 1818.44 ALT 1990 12 1825.72 ALT 1991 1 1839.46 ALT 1991 2 1836.25 ALT 1991 3 1828.60 ALT 1991 4 1822.51 ALT 1991 5 1804.51 ALT 1991 6 1787.86 ALT 1991 7 1781.56 ALT 1991 8 1794.07 ALT 1991 9 1813.55 ALT 1991 10 1820.21 ALT 1991 11 1825.05 ALT 1991 12 1844.59 ALT 1992 1 1858.12 ALT 1992 2 1854.38 ALT 1992 3 1848.11 ALT 1992 4 1835.35 ALT 1992 5 1824.06 ALT 1992 6 1809.84 ALT 1992 7 1794.66 ALT 1992 8 1795.66 ALT 1992 9 1805.25 ALT 1992 10 1812.95 ALT 1992 11 1826.77 ALT 1992 12 1842.79 ALT 1993 1 1841.61 ALT 1993 2 1834.76 ALT 1993 3 1837.99 ALT 1993 4 1836.69 ALT 1993 5 1819.15 ALT 1993 6 1796.46 ALT 1993 7 1788.12 ALT 1993 8 1800.19 ALT 1993 9 1814.50 ALT 1993 10 1820.60 ALT 1993 11 1829.42 ALT 1993 12 1840.06 ALT 1994 1 1850.72 ALT 1994 2 1862.53 ALT 1994 3 1861.79 ALT 1994 4 1843.28 ALT 1994 5 1822.86 ALT 1994 6 1811.94 ALT 1994 7 1801.45 ALT 1994 8 1800.86 ALT 1994 9 1819.67 ALT 1994 10 1831.55 ALT 1994 11 1839.16 ALT 1994 12 1847.96 ALT 1995 1 1850.69 ALT 1995 2 1856.49 ALT 1995 3 1852.45 ALT 1995 4 1837.76 ALT 1995 5 1824.98 ALT 1995 6 1811.03 ALT 1995 7 1806.71 ALT 1995 8 1816.47 ALT 1995 9 1826.50 ALT 1995 10 1833.29 ALT 1995 11 1841.55 ALT 1995 12 1854.85 ALT 1996 1 1859.10 ALT 1996 2 1856.86 ALT 1996 3 1853.16 ALT 1996 4 1840.52 ALT 1996 5 1831.20 ALT 1996 6 1822.69 ALT 1996 7 1809.46 ALT 1996 8 1810.34 ALT 1996 9 1827.98 ALT 1996 10 1838.72 ALT 1996 11 1842.46 ALT 1996 12 1848.69 ALT 1997 1 1866.13 ALT 1997 2 1872.10 ALT 1997 3 1849.48 ALT 1997 4 1837.07 ALT 1997 5 1831.56 ALT 1997 6 1814.88 ALT 1997 7 1806.61 ALT 1997 8 1810.23 ALT 1997 9 1824.16 ALT 1997 10 1836.63 ALT 1997 11 1839.99 ALT 1997 12 1850.57 ALT 1998 1 1862.58 ALT 1998 2 1866.39 ALT 1998 3 1858.02 ALT 1998 4 1845.21 ALT 1998 5 1840.14 ALT 1998 6 1827.47 ALT 1998 7 1817.97 ALT 1998 8 1826.07 ALT 1998 9 1841.96 ALT 1998 10 1857.74 ALT 1998 11 1865.51 ALT 1998 12 1873.64 ALT 1999 1 1882.65 ALT 1999 2 1881.85 ALT 1999 3 1872.20 ALT 1999 4 1865.95 ALT 1999 5 1853.21 ALT 1999 6 1835.36 ALT 1999 7 1828.55 ALT 1999 8 1825.44 ALT 1999 9 1834.98 ALT 1999 10 1847.14 ALT 1999 11 1855.00 ALT 1999 12 1864.94 ALT 2000 1 1868.06 ALT 2000 2 1869.10 ALT 2000 3 1867.99 ALT 2000 4 1863.02 ALT 2000 5 1852.26 ALT 2000 6 1836.02 ALT 2000 7 1825.38 ALT 2000 8 1829.39 ALT 2000 9 1842.85 ALT 2000 10 1850.63 ALT 2000 11 1853.11 ALT 2000 12 1859.87 ALT 2001 1 1867.92 ALT 2001 2 1869.19 ALT 2001 3 1866.72 ALT 2001 4 1865.62 ALT 2001 5 1854.26 ALT 2001 6 1836.03 ALT 2001 7 1825.80 ALT 2001 8 1828.09 ALT 2001 9 1834.86 ALT 2001 10 1850.62 ALT 2001 11 1860.92 ALT 2001 12 1863.13 ALT 2002 1 1873.04 ALT 2002 2 1873.99 ALT 2002 3 1867.92 ALT 2002 4 1860.06 ALT 2002 5 1847.68 ALT 2002 6 1833.28 ALT 2002 7 1822.45 ALT 2002 8 1828.95 ALT 2002 9 1847.32 ALT 2002 10 1857.10 ALT 2002 11 1858.95 ALT 2002 12 1859.00 ALT 2003 1 1874.04 ALT 2003 2 1892.63 ALT 2003 3 1886.80 ALT 2003 4 1870.17 ALT 2003 5 1858.85 ALT 2003 6 1844.24 ALT 2003 7 1835.57 ALT 2003 8 1840.19 ALT 2003 9 1855.82 ALT 2003 10 1868.46 ALT 2003 11 1869.01 ALT 2003 12 1871.75 ALT 2004 1 1881.58 ALT 2004 2 1880.30 ALT 2004 3 1870.80 ALT 2004 4 1864.85 ALT 2004 5 1854.60 ALT 2004 6 1839.76 ALT 2004 7 1828.22 ALT 2004 8 1830.26 ALT 2004 9 1848.07 ALT 2004 10 1857.49 ALT 2005 4 1869.50 ALT 2005 5 1855.15 ALT 2005 6 1836.94 ALT 2005 7 1824.32 ALT 2005 8 1831.21 ALT 2005 9 1848.81 ALT 2005 10 1857.27 ALT 2005 11 1865.01 ALT 2005 12 1872.37 ALT 2006 1 1869.05 ALT 2006 2 1864.35 ALT 2006 3 1865.19 ALT 2006 4 1864.49 ALT 2006 5 1857.30 ALT 2006 6 1844.37 ALT 2006 7 1829.69 ALT 2006 8 1831.05 ALT 2006 9 1845.31 ALT 2006 10 1850.67 ALT 2006 11 1856.34 ALT 2006 12 1870.03 ALT 2007 1 1880.50 ALT 2007 2 1881.19 ALT 2007 3 1878.77 ALT 2007 4 1870.75 ALT 2007 5 1858.18 ALT 2007 6 1845.73 ALT 2007 7 1839.16 ALT 2007 8 1855.50 ALT 2007 9 1876.66 ALT 2007 10 1879.02 ALT 2007 11 1874.93 ALT 2007 12 1886.05 ALT 2008 1 1890.26 ALT 2008 2 1894.11 ALT 2008 3 1893.57 ALT 2008 4 1878.99 ALT 2008 5 1866.32 ALT 2008 6 1851.42 ALT 2008 7 1839.86 ALT 2008 8 1844.15 ALT 2008 9 1861.81 ALT 2008 10 1874.03 ALT 2008 11 1882.40 ALT 2008 12 1892.91 ALT 2009 1 1900.00 ALT 2009 2 1893.10 ALT 2009 3 1889.81 ALT 2009 4 1890.25 ALT 2009 5 1878.39 ALT 2009 6 1858.77 ALT 2009 7 1844.58 ALT 2009 8 1850.86 ALT 2009 9 1873.75 ALT 2009 10 1882.39 ALT 2009 11 1877.28 ALT 2009 12 1889.33 ALT 2010 1 1898.46 ALT 2010 2 1891.06 ALT 2010 3 1885.65 ALT 2010 4 1884.31 ALT 2010 5 1876.82 ALT 2010 6 1860.68 ALT 2010 7 1849.46 ALT 2010 8 1859.55 ALT 2010 9 1874.45 ALT 2010 10 1878.57 ALT 2010 11 1881.74 ALT 2010 12 1885.50 ALT 2011 1 1893.51 ALT 2011 2 1899.30 ALT 2011 3 1896.56 ALT 2011 4 1891.93 ALT 2011 5 1880.94 ALT 2011 6 1858.82 ALT 2011 7 1849.76 ALT 2011 8 1862.88 ALT 2011 9 1876.28 ALT 2011 10 1884.41 ALT 2011 11 1893.91 ALT 2011 12 1902.68 ALT 2012 1 1903.99 ALT 2012 2 1901.67 ALT 2012 3 1905.12 ALT 2012 4 1901.99 ALT 2012 5 1885.49 ALT 2012 6 1865.86 ALT 2012 7 1861.35 ALT 2012 8 1876.70 ALT 2012 9 1884.18 ALT 2012 10 1885.16 ALT 2012 11 1894.37 ALT 2012 12 1908.04 ALT 2013 1 1915.63 ALT 2013 2 1913.36 ALT 2013 3 1903.67 ALT 2013 4 1899.22 ALT 2013 5 1895.83 ALT 2013 6 1881.82 ALT 2013 7 1867.42 ALT 2013 8 1866.47 ALT 2013 9 1878.74 ALT 2013 10 1893.28 ALT 2013 11 1904.33 ALT 2013 12 1912.30 ALT 2014 1 1913.15 ALT 2014 2 1915.18 ALT 2014 3 1918.54 ALT 2014 4 1913.09 ALT 2014 5 1902.34 ALT 2014 6 1887.50 ALT 2014 7 1875.55 ALT 2014 8 1880.33 ALT 2014 9 1903.01 ALT 2014 10 1915.88 ALT 2014 11 1920.09 ALT 2014 12 1929.80 ALT 2015 1 1933.01 ALT 2015 2 1940.33 ALT 2015 3 1940.03 ALT 2015 4 1922.55 ALT 2015 5 1911.24 ALT 2015 6 1896.63 ALT 2015 7 1882.69 ALT 2015 8 1895.43 ALT 2015 9 1918.49 ALT 2015 10 1925.72 ALT 2015 11 1929.65 ALT 2015 12 1932.91 ALT 2016 1 1938.04 ALT 2016 2 1940.16 ALT 2016 3 1936.70 ALT 2016 4 1934.14 ALT 2016 5 1920.71 ALT 2016 6 1905.22 ALT 2016 7 1901.66 ALT 2016 8 1911.45 ALT 2016 9 1926.94 ALT 2016 10 1931.56 ALT 2016 11 1933.58 ALT 2016 12 1946.33 ALT 2017 1 1956.85 ALT 2017 2 1956.15 ALT 2017 3 1955.35 ALT 2017 4 1946.39 ALT 2017 5 1929.66 ALT 2017 6 1913.70 ALT 2017 7 1903.16 ALT 2017 8 1911.16 ALT 2017 9 1926.43 ALT 2017 10 1939.51 ALT 2017 11 1943.48 ALT 2017 12 1944.03 ALT 2018 1 1952.28 ALT 2018 2 1950.62 ALT 2018 3 1946.71 ALT 2018 4 1950.43 ALT 2018 5 1940.82 ALT 2018 6 1922.95 ALT 2018 7 1909.05 ALT 2018 8 1912.07 ALT 2018 9 1927.57 ALT 2018 10 1942.82 ALT 2018 11 1949.41 ALT 2018 12 1954.61 ALT 2019 1 1961.67 ALT 2019 2 1962.23 ALT 2019 3 1962.09 ALT 2019 4 1955.98 ALT 2019 5 1940.55 ALT 2019 6 1927.83 ALT 2019 7 1919.41 ALT 2019 8 1930.09 ALT 2019 9 1948.54 ALT 2019 10 1954.62 ALT 2019 11 1957.28 ALT 2019 12 1961.62 ALT 2020 1 1973.14 ALT 2020 2 1979.63 ALT 2020 3 1972.39 ALT 2020 4 1965.76 ALT 2020 5 1954.55 ALT 2020 6 1939.02 ALT 2020 7 1933.02 ALT 2020 8 1945.65 ALT 2020 9 1971.42 ALT 2020 10 1982.65 ALT 2020 11 1984.57 ALT 2020 12 1982.37 ALT 2021 1 1975.36 ALT 2021 2 1976.13 ALT 2021 3 1987.14 ALT 2021 4 1986.21 ALT 2021 5 1972.77 ALT 2021 6 1960.95 ALT 2021 7 1958.73 ALT 2021 8 1969.82 ALT 2021 9 1980.38 ALT 2021 10 1986.59 ALT 2021 11 1996.74 ALT 2021 12 2010.61 ALT 2022 1 2018.48 ALT 2022 2 2011.07 ALT 2022 3 2004.03 ALT 2022 4 1999.71 ALT 2022 5 1990.20 ALT 2022 6 1976.14 ALT 2022 7 1969.49 ALT 2022 8 1972.93 ALT 2022 9 1985.44 ALT 2022 10 2003.37 ALT 2022 11 2007.58 ALT 2022 12 2007.97 ALT 2023 1 2016.72 ALT 2023 2 2015.92 ALT 2023 3 2010.88 ALT 2023 4 2009.11 ALT 2023 5 2000.68 ALT 2023 6 1986.27 ALT 2023 7 1981.09 ALT 2023 8 1989.77 ALT 2023 9 2002.78 ALT 2023 10 2011.46 ALT 2023 11 2014.08 ALT 2023 12 2019.14