# 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: N2O 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: 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 15:07:54
# 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 1997  3   313.23
KEY 1997  4   313.13
KEY 1997  5   313.04
KEY 1997  6   313.10
KEY 1997  7   313.18
KEY 1997  8   313.29
KEY 1997  9   313.49
KEY 1997 10   313.60
KEY 1997 11   313.64
KEY 1997 12   313.84
KEY 1998  1   314.05
KEY 1998  2   314.04
KEY 1998  3   313.80
KEY 1998  4   313.71
KEY 1998  5   314.10
KEY 1998  6   314.45
KEY 1998  7   314.39
KEY 1998  8   314.25
KEY 1998  9   314.22
KEY 1998 10   314.21
KEY 1998 11   314.29
KEY 1998 12   314.49
KEY 1999  1   314.77
KEY 1999  2   314.80
KEY 1999  3   314.57
KEY 1999  4   314.52
KEY 1999  5   314.72
KEY 1999  6   314.70
KEY 1999  7   314.60
KEY 1999  8   314.85
KEY 1999  9   315.11
KEY 1999 10   315.00
KEY 1999 11   314.97
KEY 1999 12   315.26
KEY 2000  1   315.65
KEY 2000  2   315.84
KEY 2000  3   315.79
KEY 2000  4   315.83
KEY 2000  5   316.07
KEY 2000  6   316.19
KEY 2000  7   316.26
KEY 2000  8   316.36
KEY 2000  9   316.34
KEY 2000 10   316.31
KEY 2000 11   316.50
KEY 2000 12   316.72
KEY 2001  1   316.82
KEY 2001  2   316.97
KEY 2001  3   317.11
KEY 2001  4   317.10
KEY 2001  5   317.08
KEY 2001  6   317.06
KEY 2001  7   317.00
KEY 2001  8   317.02
KEY 2001  9   317.13
KEY 2001 10   317.18
KEY 2001 11   317.29
KEY 2001 12   317.55
KEY 2002  1   317.70
KEY 2002  2   317.65
KEY 2002  3   317.60
KEY 2002  4   317.64
KEY 2002  5   317.73
KEY 2002  6   317.74
KEY 2002  7   317.51
KEY 2002  8   317.28
KEY 2002  9   317.40
KEY 2002 10   317.87
KEY 2002 11   318.18
KEY 2002 12   318.16
KEY 2003  1   318.08
KEY 2003  2   318.17
KEY 2003  3   318.34
KEY 2003  4   318.35
KEY 2003  5   318.19
KEY 2003  6   318.10
KEY 2003  7   318.14
KEY 2003  8   318.20
KEY 2003  9   318.32
KEY 2003 10   318.41
KEY 2003 11   318.37
KEY 2003 12   318.37
KEY 2004  1   318.55
KEY 2004  2   318.68
KEY 2004  3   318.63
KEY 2004  4   318.55
KEY 2004  5   318.55
KEY 2004  6   318.65
KEY 2004  7   318.78
KEY 2004  8   318.86
KEY 2004  9   318.90
KEY 2004 10   318.91
KEY 2004 11   318.86
KEY 2004 12   318.89
KEY 2005  1   319.18
KEY 2005  2   319.59
KEY 2005  3   319.81
KEY 2005  4   319.77
KEY 2005  5   319.49
KEY 2005  6   319.34
KEY 2005  7   319.52
KEY 2005  8   319.62
KEY 2005  9   319.51
KEY 2005 10   319.55
KEY 2005 11   319.89
KEY 2005 12   320.14
KEY 2006  1   320.24
KEY 2006  2   320.36
KEY 2006  3   320.46
KEY 2006  4   320.38
KEY 2006  5   320.26
KEY 2006  6   320.22
KEY 2006  7   320.22
KEY 2006  8   320.25
KEY 2006  9   320.37
KEY 2006 10   320.54
KEY 2006 11   320.63
KEY 2006 12   320.71
KEY 2007  1   320.74
KEY 2007  2   320.79
KEY 2007  3   320.95
KEY 2007  4   321.08
KEY 2007  5   321.13
KEY 2007  6   321.21
KEY 2007  7   321.17
KEY 2007  8   321.04
KEY 2007  9   321.16
KEY 2007 10   321.45
KEY 2007 11   321.66
KEY 2007 12   321.89
KEY 2008  1   322.04
KEY 2008  2   322.01
KEY 2008  3   321.89
KEY 2008  4   321.89
KEY 2008  5   322.06
KEY 2008  6   322.25
KEY 2008  7   322.27
KEY 2008  8   322.20
KEY 2008  9   322.18
KEY 2008 10   322.16
KEY 2008 11   322.37
KEY 2008 12   322.80
KEY 2009  1   322.87
KEY 2009  2   322.66
KEY 2009  3   322.59
KEY 2009  4   322.66
KEY 2009  5   322.72
KEY 2009  6   322.89
KEY 2009  7   322.98
KEY 2009  8   322.98
KEY 2009  9   322.99
KEY 2009 10   323.01
KEY 2009 11   323.27
KEY 2009 12   323.74
KEY 2010  1   323.89
KEY 2010  2   323.68
KEY 2010  3   323.54
KEY 2010  4   323.66
KEY 2010  5   323.88
KEY 2010  6   323.86
KEY 2010  7   323.65
KEY 2010  8   323.54
KEY 2010  9   323.63
KEY 2010 10   323.74
KEY 2010 11   323.82
KEY 2010 12   323.99
KEY 2011  1   324.26
KEY 2011  2   324.39
KEY 2011  3   324.43
KEY 2011  4   324.54
KEY 2011  5   324.68
KEY 2011  6   324.72
KEY 2011  7   324.75
KEY 2011  8   324.78
KEY 2011  9   324.88
KEY 2011 10   325.11
KEY 2011 11   325.26
KEY 2011 12   325.22
KEY 2012  1   325.19
KEY 2012  2   325.34
KEY 2012  3   325.48
KEY 2012  4   325.55
KEY 2012  5   325.63
KEY 2012  6   325.66
KEY 2012  7   325.54
KEY 2012  8   325.43
KEY 2012  9   325.57
KEY 2012 10   325.92
KEY 2012 11   326.05
KEY 2012 12   325.91
KEY 2013  1   326.04
KEY 2013  2   326.34
KEY 2013  3   326.37
KEY 2013  4   326.35
KEY 2013  5   326.45
KEY 2013  6   326.50
KEY 2013  7   326.55
KEY 2013  8   326.59
KEY 2013  9   326.57
KEY 2013 10   326.69
KEY 2013 11   326.87
KEY 2013 12   327.04
KEY 2014  1   327.28
KEY 2014  2   327.46
KEY 2014  3   327.48
KEY 2014  4   327.44
KEY 2014  5   327.55
KEY 2014  6   327.78
KEY 2014  7   327.86
KEY 2014  8   327.79
KEY 2014  9   327.86
KEY 2014 10   328.07
KEY 2014 11   328.30
KEY 2014 12   328.50
KEY 2015  1   328.60
KEY 2015  2   328.54
KEY 2015  3   328.48
KEY 2015  4   328.54
KEY 2015  5   328.52
KEY 2015  6   328.53
KEY 2015  7   328.71
KEY 2015  8   328.93
KEY 2015  9   329.06
KEY 2015 10   329.13
KEY 2015 11   329.24
KEY 2015 12   329.38
KEY 2016  1   329.48
KEY 2016  2   329.64
KEY 2016  3   329.79
KEY 2016  4   329.80
KEY 2016  5   329.77
KEY 2016  6   329.81
KEY 2016  7   329.80
KEY 2016  8   329.74
KEY 2016  9   329.67
KEY 2016 10   329.68
KEY 2016 11   329.89
KEY 2016 12   330.12
KEY 2017  1   330.14
KEY 2017  2   330.04
KEY 2017  3   330.09
KEY 2017  4   330.31
KEY 2017  5   330.34
KEY 2017  6   330.11
KEY 2017  7   330.06
KEY 2017  8   330.40
KEY 2017  9   330.56
KEY 2017 10   330.37
KEY 2017 11   330.32
KEY 2017 12   330.68
KEY 2018  1   331.01
KEY 2018  2   331.00
KEY 2018  3   330.91
KEY 2018  4   331.10
KEY 2018  5   331.47
KEY 2018  6   331.60
KEY 2018  7   331.42
KEY 2018  8   331.34
KEY 2018  9   331.64
KEY 2018 10   331.89
KEY 2018 11   332.00
KEY 2018 12   332.27
KEY 2019  1   332.45
KEY 2019  2   332.34
KEY 2019  3   332.30
KEY 2019  4   332.38
KEY 2019  5   332.43
KEY 2019  6   332.55
KEY 2019  7   332.66
KEY 2019  8   332.62
KEY 2019  9   332.57
KEY 2019 10   332.61
KEY 2019 11   332.70
KEY 2019 12   332.91
KEY 2020  1   333.11
KEY 2020  2   333.17
KEY 2020  3   333.34
KEY 2020  4   333.68
KEY 2020  5   333.81
KEY 2020  6   333.77
KEY 2020  7   333.80
KEY 2020  8   333.91
KEY 2020  9   334.06
KEY 2020 10   334.16
KEY 2020 11   334.18
KEY 2020 12   334.33
KEY 2021  1   334.55
KEY 2021  2   334.61
KEY 2021  3   334.62
KEY 2021  4   334.72
KEY 2021  5   334.75
KEY 2021  6   334.73
KEY 2021  7   334.82
KEY 2021  8   335.01
KEY 2021  9   335.17
KEY 2021 10   335.32
KEY 2021 11   335.57
KEY 2021 12   335.79
KEY 2022  1   335.81
KEY 2022  2   335.74
KEY 2022  3   335.85
KEY 2022  4   336.11
KEY 2022  5   336.23
KEY 2022  6   336.16
KEY 2022  7   336.21
KEY 2022  8   336.35
KEY 2022  9   336.46
KEY 2022 10   336.74
KEY 2022 11   337.05
KEY 2022 12   337.10