# 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: CO CCGG (Individual Flasks)
# contact_name: Gabrielle Petron
# contact_telephone: (720) 295-0145
# contact_email: Gabrielle.Petron@noaa.gov
# comment: 
# comment:  ************ COLLABORATORS ***************
# comment: 
# comment: NOAA thanks the following collaborators without
# comment: whom these measurements would not be possible.
# comment: 
# collaborator_name: NOAA Atlantic Oceanographic and Meteorological
# collaborator_name: Laboratory [AOML]
# comment: 
# comment:  ************ RECIPROCITY AGREEMENT ***************
# comment: 
# comment:
# comment:  ************ DATA DESCRIPTION ***************
# comment:
# description_site-code: key
# description_project-abbr: ccg_surface
# description_strategy-abbr: flask
# description_analysis-constraints: flag:..%
# description_creation-time: 2023-08-28 15:11:13
# 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
KEY 1991  6   131.18
KEY 1991  7   124.83
KEY 1991  8   113.55
KEY 1991  9   106.22
KEY 1991 10   108.76
KEY 1991 11   119.12
KEY 1991 12   136.69
KEY 1992  1   152.58
KEY 1992  2   153.74
KEY 1992  3   156.07
KEY 1992  4   162.61
KEY 1992  5   141.75
KEY 1992  6    98.91
KEY 1992  7    81.45
KEY 1992  8    86.64
KEY 1992  9   101.65
KEY 1992 10   122.58
KEY 1992 11   128.33
KEY 1992 12   123.94
KEY 1993  1   134.19
KEY 1993  2   154.48
KEY 1993  3   170.49
KEY 1993  4   161.71
KEY 1993  5   125.32
KEY 1993  6    84.43
KEY 1993  7    73.38
KEY 1993  8    77.26
KEY 1993  9    80.44
KEY 1993 10    88.96
KEY 1993 11   101.63
KEY 1993 12   117.67
KEY 1994  1   131.61
KEY 1994  2   130.07
KEY 1994  3   125.46
KEY 1994  4   137.45
KEY 1994  5   130.01
KEY 1994  6    97.90
KEY 1994  7    83.10
KEY 1994  8    82.91
KEY 1994  9    86.59
KEY 1994 10    96.76
KEY 1994 11   106.28
KEY 1994 12   123.78
KEY 1995  1   161.08
KEY 1995  2   177.15
KEY 1995  3   165.70
KEY 1995  4   156.28
KEY 1995  5   136.05
KEY 1995  6   102.75
KEY 1995  7    92.35
KEY 1995  8    94.79
KEY 1995  9    97.29
KEY 1995 10   116.99
KEY 1995 11   130.41
KEY 1995 12   128.25
KEY 1996  1   139.40
KEY 1996  2   152.08
KEY 1996  3   152.40
KEY 1996  4   151.28
KEY 1996  5   132.18
KEY 1996  6    98.57
KEY 1996  7    82.03
KEY 1996  8    87.81
KEY 1996  9    92.38
KEY 1996 10   106.08
KEY 1996 11   126.11
KEY 1996 12   130.62
KEY 1997  1   132.72
KEY 1997  2   142.51
KEY 1997  3   150.83
KEY 1997  4   150.27
KEY 1997  5   135.99
KEY 1997  6   115.10
KEY 1997  7    90.12
KEY 1997  8    72.49
KEY 1997  9    84.74
KEY 1997 10   116.53
KEY 1997 11   140.49
KEY 1997 12   169.20
KEY 1998  1   188.70
KEY 1998  2   174.83
KEY 1998  3   150.49
KEY 1998  4   145.81
KEY 1998  5   147.13
KEY 1998  6   139.35
KEY 1998  7   120.69
KEY 1998  8   102.96
KEY 1998  9   105.69
KEY 1998 10   123.89
KEY 1998 11   125.75
KEY 1998 12   124.43
KEY 1999  1   145.63
KEY 1999  2   162.25
KEY 1999  3   155.39
KEY 1999  4   139.51
KEY 1999  5   119.24
KEY 1999  6    91.66
KEY 1999  7    81.19
KEY 1999  8    82.47
KEY 1999  9    84.03
KEY 1999 10    95.00
KEY 1999 11   105.24
KEY 1999 12   111.30
KEY 2000  1   127.34
KEY 2000  2   136.32
KEY 2000  3   133.80
KEY 2000  4   140.97
KEY 2000  5   131.99
KEY 2000  6    97.56
KEY 2000  7    79.90
KEY 2000  8    78.57
KEY 2000  9    84.39
KEY 2000 10   101.37
KEY 2000 11   110.81
KEY 2000 12   109.94
KEY 2001  1   113.34
KEY 2001  2   115.91
KEY 2001  3   121.60
KEY 2001  4   131.86
KEY 2001  5   121.86
KEY 2001  6    92.82
KEY 2001  7    75.64
KEY 2001  8    72.79
KEY 2001  9    83.16
KEY 2001 10   105.81
KEY 2001 11   118.47
KEY 2001 12   120.29
KEY 2002  1   125.49
KEY 2002  2   131.93
KEY 2002  3   136.10
KEY 2002  4   130.22
KEY 2002  5   106.62
KEY 2002  6    88.52
KEY 2002  7    84.74
KEY 2002  8    82.20
KEY 2002  9    84.78
KEY 2002 10    98.23
KEY 2002 11   113.30
KEY 2002 12   141.85
KEY 2003  1   163.36
KEY 2003  2   157.53
KEY 2003  3   161.73
KEY 2003  4   174.49
KEY 2003  5   142.50
KEY 2003  6    95.82
KEY 2003  7    79.44
KEY 2003  8    87.72
KEY 2003  9   100.39
KEY 2003 10   120.06
KEY 2003 11   134.83
KEY 2003 12   138.32
KEY 2004  1   138.77
KEY 2004  2   143.58
KEY 2004  3   153.51
KEY 2004  4   151.15
KEY 2004  5   122.23
KEY 2004  6    92.40
KEY 2004  7    91.44
KEY 2004  8    89.14
KEY 2004  9    86.42
KEY 2004 10   100.62
KEY 2004 11   108.05
KEY 2004 12   110.47
KEY 2005  1   134.71
KEY 2005  2   159.25
KEY 2005  3   160.41
KEY 2005  4   150.85
KEY 2005  5   126.15
KEY 2005  6    93.57
KEY 2005  7    91.02
KEY 2005  8   102.11
KEY 2005  9    99.16
KEY 2005 10   103.84
KEY 2005 11   116.76
KEY 2005 12   120.28
KEY 2006  1   142.75
KEY 2006  2   180.27
KEY 2006  6    92.70
KEY 2006  7    81.46
KEY 2006  8    79.54
KEY 2006  9    86.85
KEY 2006 10   101.51
KEY 2006 11   106.57
KEY 2006 12   110.14
KEY 2007  1   126.40
KEY 2007  2   143.51
KEY 2007  3   151.29
KEY 2007  4   147.86
KEY 2007  5   126.33
KEY 2007  6   102.79
KEY 2007  7    92.32
KEY 2007  8    87.63
KEY 2007  9    88.74
KEY 2007 10    93.14
KEY 2007 11    97.43
KEY 2007 12   117.47
KEY 2008  1   144.88
KEY 2008  2   140.38
KEY 2008  3   130.28
KEY 2008  4   139.28
KEY 2008  5   128.27
KEY 2008  6   100.67
KEY 2008  7    94.12
KEY 2008  8    92.62
KEY 2008  9    81.48
KEY 2008 10    90.21
KEY 2008 11   103.02
KEY 2008 12   106.39
KEY 2009  1   118.02
KEY 2009  2   134.70
KEY 2009  3   146.03
KEY 2009  4   140.67
KEY 2009  5   116.03
KEY 2009  6    89.51
KEY 2009  7    82.95
KEY 2009  8    86.72
KEY 2009  9    93.70
KEY 2009 10    96.69
KEY 2009 11    98.99
KEY 2009 12   124.30
KEY 2010  1   152.38
KEY 2010  2   146.74
KEY 2010  3   137.81
KEY 2010  4   150.26
KEY 2010  5   141.81
KEY 2010  6   103.32
KEY 2010  7    85.29
KEY 2010  8    96.97
KEY 2010  9   107.77
KEY 2010 10   110.95
KEY 2010 11   113.71
KEY 2010 12   121.60
KEY 2011  1   132.59
KEY 2011  2   137.17
KEY 2011  3   137.63
KEY 2011  4   143.78
KEY 2011  5   133.90
KEY 2011  6   104.52
KEY 2011  7    89.46
KEY 2011  8    86.56
KEY 2011  9    85.93
KEY 2011 10    94.99
KEY 2011 11   108.27
KEY 2011 12   111.33
KEY 2012  1   109.26
KEY 2012  2   115.95
KEY 2012  3   133.28
KEY 2012  4   137.89
KEY 2012  5   110.20
KEY 2012  6    85.40
KEY 2012  7    84.96
KEY 2012  8    85.77
KEY 2012  9    90.21
KEY 2012 10   106.22
KEY 2012 11   111.55
KEY 2012 12   105.58
KEY 2013  1   112.06
KEY 2013  2   128.44
KEY 2013  3   135.49
KEY 2013  4   128.52
KEY 2013  5   106.22
KEY 2013  6    87.24
KEY 2013  7    84.02
KEY 2013  8    85.20
KEY 2013  9    84.58
KEY 2013 10    91.47
KEY 2013 11    99.10
KEY 2013 12   109.55
KEY 2014  1   125.05
KEY 2014  2   132.77
KEY 2014  3   142.35
KEY 2014  4   150.42
KEY 2014  5   126.72
KEY 2014  6    94.34
KEY 2014  7    81.78
KEY 2014  8    77.84
KEY 2014  9    77.55
KEY 2014 10    92.99
KEY 2014 11   102.09
KEY 2014 12   104.07
KEY 2015  1   116.86
KEY 2015  2   122.44
KEY 2015  3   119.76
KEY 2015  4   123.89
KEY 2015  5   111.98
KEY 2015  6    87.30
KEY 2015  7    86.79
KEY 2015  8    91.00
KEY 2015  9    85.97
KEY 2015 10    90.42
KEY 2015 11    97.53
KEY 2015 12   107.28
KEY 2016  1   127.33
KEY 2016  2   138.74
KEY 2016  3   139.57
KEY 2016  4   138.30
KEY 2016  5   120.17
KEY 2016  6    91.02
KEY 2016  7    79.31
KEY 2016  8    80.89
KEY 2016  9    87.88
KEY 2016 10   100.75
KEY 2016 11   113.51
KEY 2016 12   120.93
KEY 2017  1   124.44
KEY 2017  2   118.07
KEY 2017  3   115.00
KEY 2017  4   118.25
KEY 2017  5   103.73
KEY 2017  6    77.34
KEY 2017  7    70.42
KEY 2017  8    73.64
KEY 2017  9    73.96
KEY 2017 10    82.06
KEY 2017 11    98.15
KEY 2017 12   110.90
KEY 2018  1   117.44
KEY 2018  2   118.32
KEY 2018  3   122.95
KEY 2018  4   125.22
KEY 2018  5   110.28
KEY 2018  6    97.90
KEY 2018  7   103.12
KEY 2018  8    99.52
KEY 2018  9    88.48
KEY 2018 10    88.47
KEY 2018 11    97.61
KEY 2018 12   106.31
KEY 2019  1   111.33
KEY 2019  2   110.86
KEY 2019  3   115.70
KEY 2019  4   128.88
KEY 2019  5   130.89
KEY 2019  6   114.11
KEY 2019  7    93.14
KEY 2019  8    84.62
KEY 2019  9    84.66
KEY 2019 10    90.22
KEY 2019 11    95.91
KEY 2019 12   101.40
KEY 2020  1   113.38
KEY 2020  2   120.77
KEY 2020  3   127.82
KEY 2020  4   137.71
KEY 2020  5   125.11
KEY 2020  6    92.69
KEY 2020  7    77.90
KEY 2020  8    78.31
KEY 2020  9    84.87
KEY 2020 10    97.76
KEY 2020 11   102.42
KEY 2020 12   108.31
KEY 2021  1   124.00
KEY 2021  2   125.60
KEY 2021  3   119.00
KEY 2021  4   123.40
KEY 2021  5   114.12
KEY 2021  6    88.96
KEY 2021  7    87.79
KEY 2021  8    99.43
KEY 2021  9   102.02
KEY 2021 10   109.25
KEY 2021 11   114.71
KEY 2021 12   110.69
KEY 2022  1   112.08
KEY 2022  2   110.63
KEY 2022  3   106.22
KEY 2022  4   117.59
KEY 2022  5   115.60
KEY 2022  6    89.79
KEY 2022  7    80.19
KEY 2022  8    82.82
KEY 2022  9    82.76
KEY 2022 10    92.83
KEY 2022 11   115.36
KEY 2022 12   142.13