# 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: Met Office (United Kingdom) [UKMO] # comment: # comment: ************ RECIPROCITY AGREEMENT *************** # comment: # comment: # comment: ************ DATA DESCRIPTION *************** # comment: # description_site-code: asc # description_project-abbr: ccg_surface # description_strategy-abbr: flask # description_analysis-constraints: flag:..% # description_creation-time: 2024-07-30 08:12:32 # 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 ASC 1983 5 1598.11 ASC 1983 6 1603.99 ASC 1983 7 1605.43 ASC 1983 8 1603.56 ASC 1983 9 1607.16 ASC 1983 10 1605.46 ASC 1983 11 1598.53 ASC 1983 12 1595.39 ASC 1984 1 1591.54 ASC 1984 2 1588.76 ASC 1984 3 1596.53 ASC 1984 4 1605.19 ASC 1984 5 1609.81 ASC 1984 6 1615.21 ASC 1984 7 1620.20 ASC 1984 8 1621.09 ASC 1984 9 1618.85 ASC 1984 10 1612.62 ASC 1984 11 1608.49 ASC 1984 12 1609.19 ASC 1985 1 1604.01 ASC 1985 2 1601.22 ASC 1985 3 1610.56 ASC 1985 4 1618.37 ASC 1985 5 1620.45 ASC 1985 6 1626.58 ASC 1985 7 1630.71 ASC 1985 8 1634.65 ASC 1985 9 1634.42 ASC 1985 10 1627.40 ASC 1985 11 1623.07 ASC 1985 12 1619.91 ASC 1986 1 1615.58 ASC 1986 2 1615.42 ASC 1986 3 1620.28 ASC 1986 4 1631.17 ASC 1986 5 1637.75 ASC 1986 6 1637.60 ASC 1986 7 1640.38 ASC 1986 8 1640.19 ASC 1986 9 1639.60 ASC 1986 10 1647.50 ASC 1986 11 1649.50 ASC 1986 12 1638.95 ASC 1987 1 1631.78 ASC 1987 2 1630.61 ASC 1987 3 1634.27 ASC 1987 4 1644.95 ASC 1987 5 1653.29 ASC 1987 6 1655.31 ASC 1987 7 1655.46 ASC 1987 8 1657.10 ASC 1987 9 1657.32 ASC 1987 10 1652.34 ASC 1987 11 1648.85 ASC 1987 12 1644.04 ASC 1988 1 1633.96 ASC 1988 2 1636.53 ASC 1988 3 1643.75 ASC 1988 4 1646.04 ASC 1988 5 1653.03 ASC 1988 6 1657.96 ASC 1988 7 1663.32 ASC 1988 8 1667.35 ASC 1988 9 1668.39 ASC 1988 10 1667.68 ASC 1988 11 1663.97 ASC 1988 12 1657.00 ASC 1989 1 1649.72 ASC 1989 2 1649.77 ASC 1989 3 1653.85 ASC 1989 4 1659.63 ASC 1989 5 1666.79 ASC 1989 6 1671.39 ASC 1989 7 1673.62 ASC 1989 8 1674.92 ASC 1989 9 1675.05 ASC 1989 10 1677.19 ASC 1989 11 1680.08 ASC 1989 12 1673.44 ASC 1990 1 1663.34 ASC 1990 2 1662.71 ASC 1990 3 1668.62 ASC 1990 4 1672.70 ASC 1990 5 1678.49 ASC 1990 6 1682.95 ASC 1990 7 1683.70 ASC 1990 8 1684.71 ASC 1990 9 1687.69 ASC 1990 10 1687.02 ASC 1990 11 1680.45 ASC 1990 12 1680.48 ASC 1991 1 1679.81 ASC 1991 2 1673.51 ASC 1991 3 1674.74 ASC 1991 4 1680.64 ASC 1991 5 1683.44 ASC 1991 6 1685.47 ASC 1991 7 1692.09 ASC 1991 8 1698.34 ASC 1991 9 1700.26 ASC 1991 10 1701.94 ASC 1991 11 1707.27 ASC 1991 12 1706.95 ASC 1992 1 1692.43 ASC 1992 2 1684.56 ASC 1992 3 1687.44 ASC 1992 4 1696.14 ASC 1992 5 1703.13 ASC 1992 6 1702.99 ASC 1992 7 1705.87 ASC 1992 8 1706.53 ASC 1992 9 1703.79 ASC 1992 10 1700.45 ASC 1992 11 1698.59 ASC 1992 12 1692.75 ASC 1993 1 1685.21 ASC 1993 2 1685.56 ASC 1993 3 1692.98 ASC 1993 4 1700.95 ASC 1993 5 1701.80 ASC 1993 6 1704.97 ASC 1993 7 1706.99 ASC 1993 8 1707.07 ASC 1993 9 1709.01 ASC 1993 10 1703.39 ASC 1993 11 1697.18 ASC 1993 12 1694.71 ASC 1994 1 1692.98 ASC 1994 2 1693.53 ASC 1994 3 1697.07 ASC 1994 4 1699.50 ASC 1994 5 1700.98 ASC 1994 6 1705.98 ASC 1994 7 1711.99 ASC 1994 8 1714.23 ASC 1994 9 1714.12 ASC 1994 10 1713.80 ASC 1994 11 1710.95 ASC 1994 12 1704.45 ASC 1995 1 1699.33 ASC 1995 2 1698.67 ASC 1995 3 1702.63 ASC 1995 4 1706.63 ASC 1995 5 1709.38 ASC 1995 6 1712.69 ASC 1995 7 1716.84 ASC 1995 8 1720.79 ASC 1995 9 1721.89 ASC 1995 10 1719.38 ASC 1995 11 1716.13 ASC 1995 12 1711.20 ASC 1996 1 1702.19 ASC 1996 2 1697.97 ASC 1996 3 1700.21 ASC 1996 4 1707.12 ASC 1996 5 1713.15 ASC 1996 6 1713.76 ASC 1996 7 1716.03 ASC 1996 8 1719.85 ASC 1996 9 1720.32 ASC 1996 10 1717.72 ASC 1996 11 1715.98 ASC 1996 12 1713.14 ASC 1997 1 1705.43 ASC 1997 2 1702.54 ASC 1997 3 1710.44 ASC 1997 4 1719.71 ASC 1997 5 1722.46 ASC 1997 6 1724.72 ASC 1997 7 1727.09 ASC 1997 8 1726.62 ASC 1997 9 1727.34 ASC 1997 10 1725.89 ASC 1997 11 1721.32 ASC 1997 12 1715.47 ASC 1998 1 1710.10 ASC 1998 2 1710.09 ASC 1998 3 1716.37 ASC 1998 4 1727.01 ASC 1998 5 1734.88 ASC 1998 6 1736.68 ASC 1998 7 1735.04 ASC 1998 8 1736.39 ASC 1998 9 1739.18 ASC 1998 10 1735.67 ASC 1998 11 1732.69 ASC 1998 12 1729.49 ASC 1999 1 1721.72 ASC 1999 2 1719.21 ASC 1999 3 1725.89 ASC 1999 4 1734.57 ASC 1999 5 1737.95 ASC 1999 6 1741.13 ASC 1999 7 1744.76 ASC 1999 8 1745.80 ASC 1999 9 1745.60 ASC 1999 10 1743.39 ASC 1999 11 1738.19 ASC 1999 12 1733.09 ASC 2000 1 1731.55 ASC 2000 2 1727.19 ASC 2000 3 1727.45 ASC 2000 4 1736.65 ASC 2000 5 1743.74 ASC 2000 6 1746.22 ASC 2000 7 1747.10 ASC 2000 8 1747.41 ASC 2000 9 1744.90 ASC 2000 10 1742.57 ASC 2000 11 1736.26 ASC 2000 12 1725.26 ASC 2001 1 1720.39 ASC 2001 2 1721.15 ASC 2001 3 1726.71 ASC 2001 4 1733.54 ASC 2001 5 1737.96 ASC 2001 9 1743.38 ASC 2001 10 1741.90 ASC 2001 11 1737.09 ASC 2001 12 1732.58 ASC 2002 1 1727.74 ASC 2002 2 1729.51 ASC 2002 3 1732.61 ASC 2002 4 1735.51 ASC 2002 5 1741.81 ASC 2002 6 1744.23 ASC 2002 7 1746.73 ASC 2002 8 1747.68 ASC 2002 9 1746.07 ASC 2002 10 1743.60 ASC 2002 11 1738.04 ASC 2002 12 1733.11 ASC 2003 1 1726.01 ASC 2003 2 1720.93 ASC 2003 3 1727.32 ASC 2003 4 1739.14 ASC 2003 5 1744.31 ASC 2003 6 1746.27 ASC 2003 7 1747.74 ASC 2003 8 1748.26 ASC 2003 9 1749.49 ASC 2003 10 1746.87 ASC 2003 11 1741.58 ASC 2003 12 1732.79 ASC 2004 1 1727.41 ASC 2004 2 1731.05 ASC 2004 3 1735.97 ASC 2004 4 1743.14 ASC 2004 5 1749.39 ASC 2004 6 1751.80 ASC 2004 7 1751.04 ASC 2004 8 1748.85 ASC 2004 9 1747.06 ASC 2004 10 1743.94 ASC 2004 11 1739.71 ASC 2004 12 1731.04 ASC 2005 1 1725.09 ASC 2005 2 1727.30 ASC 2005 3 1733.00 ASC 2005 4 1736.06 ASC 2005 5 1735.53 ASC 2005 6 1741.47 ASC 2005 7 1745.83 ASC 2005 8 1743.74 ASC 2005 9 1742.75 ASC 2005 10 1742.15 ASC 2005 11 1739.67 ASC 2005 12 1732.81 ASC 2006 1 1726.66 ASC 2006 2 1727.00 ASC 2006 3 1731.47 ASC 2006 4 1732.25 ASC 2006 5 1736.02 ASC 2006 6 1742.82 ASC 2006 7 1744.41 ASC 2006 8 1746.56 ASC 2006 9 1746.96 ASC 2006 10 1743.55 ASC 2006 11 1738.02 ASC 2006 12 1729.65 ASC 2007 1 1726.58 ASC 2007 2 1728.92 ASC 2007 3 1736.13 ASC 2007 4 1744.94 ASC 2007 5 1745.95 ASC 2007 6 1748.88 ASC 2007 7 1754.18 ASC 2007 8 1753.33 ASC 2007 9 1754.57 ASC 2007 10 1752.75 ASC 2007 11 1744.60 ASC 2007 12 1742.37 ASC 2008 1 1742.19 ASC 2008 2 1741.57 ASC 2008 3 1746.17 ASC 2008 4 1751.96 ASC 2008 5 1750.78 ASC 2008 6 1753.35 ASC 2008 7 1760.49 ASC 2008 8 1762.78 ASC 2008 9 1761.44 ASC 2008 10 1756.94 ASC 2008 11 1753.38 ASC 2008 12 1747.95 ASC 2009 1 1740.42 ASC 2009 2 1740.48 ASC 2009 3 1748.48 ASC 2009 4 1755.13 ASC 2009 5 1758.08 ASC 2009 6 1761.87 ASC 2009 7 1764.96 ASC 2009 8 1766.87 ASC 2009 9 1766.26 ASC 2009 10 1762.16 ASC 2009 11 1757.75 ASC 2009 12 1750.12 ASC 2010 1 1746.35 ASC 2010 2 1750.91 ASC 2010 3 1754.07 ASC 2010 4 1757.71 ASC 2010 5 1762.26 ASC 2010 6 1766.95 ASC 2010 7 1767.83 ASC 2010 8 1768.73 ASC 2010 9 1771.93 ASC 2010 10 1769.66 ASC 2010 11 1766.01 ASC 2010 12 1763.65 ASC 2011 1 1755.23 ASC 2011 2 1751.06 ASC 2011 3 1760.67 ASC 2011 4 1766.15 ASC 2011 5 1769.04 ASC 2011 6 1775.19 ASC 2011 7 1777.85 ASC 2011 8 1779.07 ASC 2011 9 1777.65 ASC 2011 10 1773.10 ASC 2011 11 1768.50 ASC 2011 12 1765.78 ASC 2012 1 1761.45 ASC 2012 2 1757.58 ASC 2012 3 1763.54 ASC 2012 4 1774.06 ASC 2012 5 1776.51 ASC 2012 6 1775.46 ASC 2012 7 1779.94 ASC 2012 8 1779.57 ASC 2012 9 1776.62 ASC 2012 10 1774.71 ASC 2012 11 1774.54 ASC 2012 12 1770.95 ASC 2013 1 1761.88 ASC 2013 2 1761.43 ASC 2013 3 1767.22 ASC 2013 4 1774.61 ASC 2013 5 1779.90 ASC 2013 6 1783.07 ASC 2013 7 1787.86 ASC 2013 8 1787.46 ASC 2013 9 1783.09 ASC 2013 10 1778.94 ASC 2013 11 1778.67 ASC 2013 12 1777.50 ASC 2014 1 1768.88 ASC 2014 2 1767.37 ASC 2014 3 1778.70 ASC 2014 4 1788.12 ASC 2014 5 1789.05 ASC 2014 6 1790.57 ASC 2014 7 1794.71 ASC 2014 8 1798.98 ASC 2014 9 1797.96 ASC 2014 10 1792.30 ASC 2014 11 1789.51 ASC 2014 12 1785.22 ASC 2015 1 1776.25 ASC 2015 2 1775.47 ASC 2015 3 1783.49 ASC 2015 4 1795.54 ASC 2015 5 1802.06 ASC 2015 6 1802.20 ASC 2015 7 1804.43 ASC 2015 8 1806.74 ASC 2015 9 1807.16 ASC 2015 10 1804.25 ASC 2015 11 1800.81 ASC 2015 12 1794.11 ASC 2016 1 1787.37 ASC 2016 2 1788.83 ASC 2016 3 1794.80 ASC 2016 4 1799.64 ASC 2016 5 1804.25 ASC 2016 6 1811.48 ASC 2016 7 1815.69 ASC 2016 8 1813.79 ASC 2016 9 1810.09 ASC 2016 10 1807.96 ASC 2016 11 1802.65 ASC 2016 12 1794.84 ASC 2017 1 1792.12 ASC 2017 2 1795.10 ASC 2017 3 1801.97 ASC 2017 4 1807.35 ASC 2017 5 1812.75 ASC 2017 6 1818.85 ASC 2017 7 1821.86 ASC 2017 8 1822.71 ASC 2017 9 1819.64 ASC 2017 10 1818.58 ASC 2017 11 1817.53 ASC 2017 12 1809.20 ASC 2018 1 1803.59 ASC 2018 2 1806.84 ASC 2018 3 1814.65 ASC 2018 4 1820.40 ASC 2018 5 1825.46 ASC 2018 6 1833.59 ASC 2018 7 1833.98 ASC 2018 8 1829.40 ASC 2018 9 1830.89 ASC 2018 10 1829.46 ASC 2018 11 1823.05 ASC 2018 12 1817.35 ASC 2019 1 1812.94 ASC 2019 2 1817.46 ASC 2019 3 1824.27 ASC 2019 4 1827.86 ASC 2019 5 1831.80 ASC 2019 6 1837.64 ASC 2019 7 1842.28 ASC 2019 8 1840.79 ASC 2019 9 1838.25 ASC 2019 10 1835.01 ASC 2019 11 1829.11 ASC 2019 12 1823.54 ASC 2020 1 1819.93 ASC 2020 2 1822.52 ASC 2020 3 1831.54 ASC 2020 4 1842.70 ASC 2020 5 1846.59 ASC 2020 6 1848.40 ASC 2020 7 1851.55 ASC 2020 8 1850.10 ASC 2020 9 1848.78 ASC 2020 10 1846.84 ASC 2020 11 1843.44 ASC 2020 12 1838.22 ASC 2021 1 1833.38 ASC 2021 2 1836.74 ASC 2021 3 1846.00 ASC 2021 4 1854.53 ASC 2021 5 1858.10 ASC 2021 6 1862.40 ASC 2021 7 1868.07 ASC 2021 8 1866.31 ASC 2021 9 1865.59 ASC 2021 10 1865.45 ASC 2021 11 1862.37 ASC 2021 12 1859.24 ASC 2022 1 1855.47 ASC 2022 2 1855.43 ASC 2022 3 1861.21 ASC 2022 4 1869.92 ASC 2022 5 1873.32 ASC 2022 6 1878.13 ASC 2022 7 1885.45 ASC 2022 8 1888.40 ASC 2022 9 1887.17 ASC 2022 10 1885.69 ASC 2023 2 1867.32 ASC 2023 3 1877.77 ASC 2023 12 1879.49