# number_of_header_lines: 70 # comment: # comment: ************ USE OF ESRL GMD DATA **************** # comment: # comment: These data are made freely available to the public and the # comment: scientific community in the belief that their wide dissemination # comment: will lead to greater understanding and new scientific insights. # comment: The availability of these data does not constitute publication # comment: of the data. NOAA relies on the ethics and integrity of the user to # comment: ensure that GML receives fair credit for their work. If the data # comment: are obtained for potential use in a publication or presentation, # comment: GML should be informed at the outset of the nature of this work. # comment: If the GML data are essential to the work, or if an important # comment: result or conclusion depends on the GML data, co-authorship # comment: may be appropriate. This should be discussed at an early stage in # comment: the work. Manuscripts using the GML data should be sent to GML # comment: for review before they are submitted for publication so we can # comment: ensure that the quality and limitations of the data are accurately # comment: represented. # 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: Ed Dlugokencky # contact_telephone: (303) 497-6228 # contact_email: Ed.Dlugokencky@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: Use of these data implies an agreement to reciprocate. # comment: Laboratories making similar measurements agree to make their # comment: own data available to the general public and to the scientific # comment: community in an equally complete and easily accessible form. # comment: Modelers are encouraged to make available to the community, # comment: upon request, their own tools used in the interpretation # comment: of the GML data, namely well documented model code, transport # comment: fields, and additional information necessary for other # comment: scientists to repeat the work and to run modified versions. # comment: Model availability includes collaborative support for new # comment: users of the models. # 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: 2021-07-30 12:31:35 # comment: # comment: ************ DATA DOCUMENTATION *************** # comment: # comment: Please refer to the species-specific README file in the # comment: appropriate directory folder at ftp://aftp.cmdl.noaa.gov/data/trace_gases/. # comment: # data_fields: site year month value ALT 1985 6 1728.48 ALT 1985 7 1716.96 ALT 1985 8 1715.51 ALT 1985 9 1739.48 ALT 1985 10 1760.61 ALT 1985 11 1761.19 ALT 1985 12 1771.32 ALT 1986 1 1779.40 ALT 1986 2 1781.94 ALT 1986 3 1787.66 ALT 1986 4 1779.15 ALT 1986 5 1764.71 ALT 1986 6 1745.50 ALT 1986 7 1734.03 ALT 1986 8 1738.32 ALT 1986 9 1753.16 ALT 1986 10 1774.14 ALT 1986 11 1773.51 ALT 1986 12 1762.29 ALT 1987 1 1770.61 ALT 1987 2 1777.61 ALT 1987 3 1779.40 ALT 1987 4 1776.88 ALT 1987 5 1770.14 ALT 1987 6 1756.42 ALT 1987 7 1748.74 ALT 1987 8 1756.48 ALT 1987 9 1774.00 ALT 1987 10 1786.84 ALT 1987 11 1788.99 ALT 1987 12 1789.61 ALT 1988 1 1797.95 ALT 1988 2 1798.76 ALT 1988 3 1795.23 ALT 1988 4 1795.49 ALT 1988 5 1785.63 ALT 1988 6 1769.28 ALT 1988 7 1752.76 ALT 1988 8 1754.82 ALT 1988 9 1781.41 ALT 1988 10 1802.75 ALT 1988 11 1806.88 ALT 1988 12 1805.06 ALT 1989 1 1814.11 ALT 1989 2 1821.57 ALT 1989 3 1816.67 ALT 1989 4 1804.34 ALT 1989 5 1788.24 ALT 1989 6 1778.52 ALT 1989 7 1773.45 ALT 1989 8 1777.09 ALT 1989 9 1786.55 ALT 1989 10 1793.53 ALT 1989 11 1809.42 ALT 1989 12 1828.71 ALT 1990 1 1827.62 ALT 1990 2 1822.75 ALT 1990 3 1823.03 ALT 1990 4 1813.56 ALT 1990 5 1800.10 ALT 1990 6 1787.47 ALT 1990 7 1778.13 ALT 1990 8 1776.98 ALT 1990 9 1787.78 ALT 1990 10 1809.17 ALT 1990 11 1818.42 ALT 1990 12 1825.73 ALT 1991 1 1839.45 ALT 1991 2 1836.25 ALT 1991 3 1828.63 ALT 1991 4 1822.49 ALT 1991 5 1804.49 ALT 1991 6 1787.89 ALT 1991 7 1781.55 ALT 1991 8 1794.04 ALT 1991 9 1813.57 ALT 1991 10 1820.20 ALT 1991 11 1825.03 ALT 1991 12 1844.60 ALT 1992 1 1858.10 ALT 1992 2 1854.38 ALT 1992 3 1848.13 ALT 1992 4 1835.33 ALT 1992 5 1824.04 ALT 1992 6 1809.87 ALT 1992 7 1794.65 ALT 1992 8 1795.64 ALT 1992 9 1805.28 ALT 1992 10 1812.95 ALT 1992 11 1826.75 ALT 1992 12 1842.81 ALT 1993 1 1841.60 ALT 1993 2 1834.75 ALT 1993 3 1838.01 ALT 1993 4 1836.67 ALT 1993 5 1819.14 ALT 1993 6 1796.49 ALT 1993 7 1788.11 ALT 1993 8 1800.17 ALT 1993 9 1814.54 ALT 1993 10 1820.61 ALT 1993 11 1829.40 ALT 1993 12 1840.07 ALT 1994 1 1850.71 ALT 1994 2 1862.53 ALT 1994 3 1861.81 ALT 1994 4 1843.26 ALT 1994 5 1822.85 ALT 1994 6 1811.97 ALT 1994 7 1801.44 ALT 1994 8 1800.83 ALT 1994 9 1819.69 ALT 1994 10 1831.54 ALT 1994 11 1839.15 ALT 1994 12 1847.98 ALT 1995 1 1850.67 ALT 1995 2 1856.49 ALT 1995 3 1852.46 ALT 1995 4 1837.71 ALT 1995 5 1824.95 ALT 1995 6 1811.07 ALT 1995 7 1806.69 ALT 1995 8 1816.45 ALT 1995 9 1826.53 ALT 1995 10 1833.29 ALT 1995 11 1841.53 ALT 1995 12 1854.86 ALT 1996 1 1859.09 ALT 1996 2 1856.85 ALT 1996 3 1853.19 ALT 1996 4 1840.50 ALT 1996 5 1831.19 ALT 1996 6 1822.72 ALT 1996 7 1809.45 ALT 1996 8 1810.32 ALT 1996 9 1828.01 ALT 1996 10 1838.72 ALT 1996 11 1842.44 ALT 1996 12 1848.70 ALT 1997 1 1866.12 ALT 1997 2 1872.10 ALT 1997 3 1849.51 ALT 1997 4 1837.04 ALT 1997 5 1831.54 ALT 1997 6 1814.91 ALT 1997 7 1806.60 ALT 1997 8 1810.21 ALT 1997 9 1824.19 ALT 1997 10 1836.63 ALT 1997 11 1839.97 ALT 1997 12 1850.58 ALT 1998 1 1862.56 ALT 1998 2 1866.38 ALT 1998 3 1858.04 ALT 1998 4 1845.19 ALT 1998 5 1840.12 ALT 1998 6 1827.50 ALT 1998 7 1817.96 ALT 1998 8 1826.05 ALT 1998 9 1841.99 ALT 1998 10 1857.73 ALT 1998 11 1865.50 ALT 1998 12 1873.66 ALT 1999 1 1882.64 ALT 1999 2 1881.84 ALT 1999 3 1872.23 ALT 1999 4 1865.93 ALT 1999 5 1853.20 ALT 1999 6 1835.39 ALT 1999 7 1828.53 ALT 1999 8 1825.42 ALT 1999 9 1835.01 ALT 1999 10 1847.14 ALT 1999 11 1854.99 ALT 1999 12 1864.96 ALT 2000 1 1868.05 ALT 2000 2 1869.10 ALT 2000 3 1868.02 ALT 2000 4 1863.01 ALT 2000 5 1852.25 ALT 2000 6 1836.06 ALT 2000 7 1825.36 ALT 2000 8 1829.38 ALT 2000 9 1842.88 ALT 2000 10 1850.63 ALT 2000 11 1853.10 ALT 2000 12 1859.89 ALT 2001 1 1867.91 ALT 2001 2 1869.19 ALT 2001 3 1866.75 ALT 2001 4 1865.60 ALT 2001 5 1854.25 ALT 2001 6 1836.06 ALT 2001 7 1825.78 ALT 2001 8 1828.07 ALT 2001 9 1834.89 ALT 2001 10 1850.62 ALT 2001 11 1860.91 ALT 2001 12 1863.15 ALT 2002 1 1873.03 ALT 2002 2 1873.99 ALT 2002 3 1867.95 ALT 2002 4 1860.04 ALT 2002 5 1847.67 ALT 2002 6 1833.31 ALT 2002 7 1822.44 ALT 2002 8 1828.92 ALT 2002 9 1847.35 ALT 2002 10 1857.10 ALT 2002 11 1858.94 ALT 2002 12 1859.01 ALT 2003 1 1874.03 ALT 2003 2 1892.63 ALT 2003 3 1886.82 ALT 2003 4 1870.15 ALT 2003 5 1858.84 ALT 2003 6 1844.27 ALT 2003 7 1835.55 ALT 2003 8 1840.17 ALT 2003 9 1855.85 ALT 2003 10 1868.46 ALT 2003 11 1868.99 ALT 2003 12 1871.77 ALT 2004 1 1881.57 ALT 2004 2 1880.29 ALT 2004 3 1870.82 ALT 2004 4 1864.83 ALT 2004 5 1854.59 ALT 2004 6 1839.80 ALT 2004 7 1828.20 ALT 2004 8 1830.24 ALT 2004 9 1848.10 ALT 2004 10 1857.48 ALT 2005 4 1869.52 ALT 2005 5 1855.12 ALT 2005 6 1836.98 ALT 2005 7 1824.31 ALT 2005 8 1831.19 ALT 2005 9 1848.84 ALT 2005 10 1857.27 ALT 2005 11 1865.00 ALT 2005 12 1872.39 ALT 2006 1 1869.04 ALT 2006 2 1864.35 ALT 2006 3 1865.21 ALT 2006 4 1864.48 ALT 2006 5 1857.29 ALT 2006 6 1844.41 ALT 2006 7 1829.67 ALT 2006 8 1831.03 ALT 2006 9 1845.34 ALT 2006 10 1850.67 ALT 2006 11 1856.33 ALT 2006 12 1870.04 ALT 2007 1 1880.49 ALT 2007 2 1881.18 ALT 2007 3 1878.80 ALT 2007 4 1870.73 ALT 2007 5 1858.17 ALT 2007 6 1845.77 ALT 2007 7 1839.15 ALT 2007 8 1855.48 ALT 2007 9 1876.69 ALT 2007 10 1879.02 ALT 2007 11 1874.92 ALT 2007 12 1886.07 ALT 2008 1 1890.25 ALT 2008 2 1894.11 ALT 2008 3 1893.59 ALT 2008 4 1878.97 ALT 2008 5 1866.30 ALT 2008 6 1851.45 ALT 2008 7 1839.84 ALT 2008 8 1844.12 ALT 2008 9 1861.83 ALT 2008 10 1874.03 ALT 2008 11 1882.38 ALT 2008 12 1892.93 ALT 2009 1 1899.99 ALT 2009 2 1893.09 ALT 2009 3 1889.83 ALT 2009 4 1890.23 ALT 2009 5 1878.38 ALT 2009 6 1858.81 ALT 2009 7 1844.57 ALT 2009 8 1850.84 ALT 2009 9 1873.77 ALT 2009 10 1882.39 ALT 2009 11 1877.27 ALT 2009 12 1889.35 ALT 2010 1 1898.45 ALT 2010 2 1891.05 ALT 2010 3 1885.67 ALT 2010 4 1884.29 ALT 2010 5 1876.81 ALT 2010 6 1860.71 ALT 2010 7 1849.44 ALT 2010 8 1859.53 ALT 2010 9 1874.47 ALT 2010 10 1878.57 ALT 2010 11 1881.73 ALT 2010 12 1885.52 ALT 2011 1 1893.50 ALT 2011 2 1899.30 ALT 2011 3 1896.58 ALT 2011 4 1891.91 ALT 2011 5 1880.93 ALT 2011 6 1858.86 ALT 2011 7 1849.75 ALT 2011 8 1862.86 ALT 2011 9 1876.31 ALT 2011 10 1884.40 ALT 2011 11 1893.90 ALT 2011 12 1902.69 ALT 2012 1 1903.98 ALT 2012 2 1901.67 ALT 2012 3 1905.14 ALT 2012 4 1901.97 ALT 2012 5 1885.48 ALT 2012 6 1865.89 ALT 2012 7 1861.34 ALT 2012 8 1876.68 ALT 2012 9 1884.21 ALT 2012 10 1885.16 ALT 2012 11 1894.35 ALT 2012 12 1908.05 ALT 2013 1 1915.62 ALT 2013 2 1913.36 ALT 2013 3 1903.69 ALT 2013 4 1899.21 ALT 2013 5 1895.82 ALT 2013 6 1881.85 ALT 2013 7 1867.41 ALT 2013 8 1866.45 ALT 2013 9 1878.77 ALT 2013 10 1893.28 ALT 2013 11 1904.31 ALT 2013 12 1912.32 ALT 2014 1 1913.14 ALT 2014 2 1915.17 ALT 2014 3 1918.56 ALT 2014 4 1913.06 ALT 2014 5 1902.32 ALT 2014 6 1887.53 ALT 2014 7 1875.54 ALT 2014 8 1880.31 ALT 2014 9 1903.04 ALT 2014 10 1915.88 ALT 2014 11 1920.07 ALT 2014 12 1929.82 ALT 2015 1 1933.00 ALT 2015 2 1940.32 ALT 2015 3 1940.06 ALT 2015 4 1922.53 ALT 2015 5 1911.22 ALT 2015 6 1896.66 ALT 2015 7 1882.67 ALT 2015 8 1895.41 ALT 2015 9 1918.51 ALT 2015 10 1925.71 ALT 2015 11 1929.63 ALT 2015 12 1932.92 ALT 2016 1 1938.03 ALT 2016 2 1940.16 ALT 2016 3 1936.72 ALT 2016 4 1934.12 ALT 2016 5 1920.70 ALT 2016 6 1905.26 ALT 2016 7 1901.65 ALT 2016 8 1911.42 ALT 2016 9 1926.97 ALT 2016 10 1931.56 ALT 2016 11 1933.56 ALT 2016 12 1946.35 ALT 2017 1 1956.84 ALT 2017 2 1956.15 ALT 2017 3 1955.37 ALT 2017 4 1946.38 ALT 2017 5 1929.64 ALT 2017 6 1913.73 ALT 2017 7 1903.14 ALT 2017 8 1911.14 ALT 2017 9 1926.46 ALT 2017 10 1939.51 ALT 2017 11 1943.47 ALT 2017 12 1944.05 ALT 2018 1 1952.27 ALT 2018 2 1950.62 ALT 2018 3 1946.73 ALT 2018 4 1950.41 ALT 2018 5 1940.81 ALT 2018 6 1922.98 ALT 2018 7 1909.04 ALT 2018 8 1912.05 ALT 2018 9 1927.59 ALT 2018 10 1942.82 ALT 2018 11 1949.39 ALT 2018 12 1954.63 ALT 2019 1 1961.65 ALT 2019 2 1962.23 ALT 2019 3 1962.12 ALT 2019 4 1955.96 ALT 2019 5 1940.54 ALT 2019 6 1927.86 ALT 2019 7 1919.40 ALT 2019 8 1930.06 ALT 2019 9 1948.57 ALT 2019 10 1954.61 ALT 2019 11 1957.27 ALT 2019 12 1961.63 ALT 2020 1 1973.13 ALT 2020 2 1979.62 ALT 2020 3 1972.41 ALT 2020 4 1965.74 ALT 2020 5 1954.54 ALT 2020 6 1939.05 ALT 2020 7 1932.99 ALT 2020 8 1945.66 ALT 2020 9 1971.38 ALT 2020 10 1982.71 ALT 2020 11 1984.63 ALT 2020 12 1981.11