# number_of_header_lines: 69
# 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: SF6 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: Servicio Meteorologico Nacional [SMN]
# 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: ush
# description_project-abbr: ccg_surface
# description_strategy-abbr: flask
# description_analysis-constraints: flag:..%
# description_creation-time: 2021-07-30 13:21:56
# 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
USH 1997  6     3.86
USH 1997  7     3.86
USH 1997  8     3.86
USH 1997  9     3.88
USH 1997 10     3.90
USH 1997 11     3.91
USH 1997 12     3.91
USH 1998  1     3.91
USH 1998  2     3.93
USH 1998  3     3.95
USH 1998  4     3.97
USH 1998  5     4.00
USH 1998  6     4.04
USH 1998  7     4.07
USH 1998  8     4.08
USH 1998  9     4.10
USH 1998 10     4.12
USH 1998 11     4.14
USH 1998 12     4.17
USH 1999  1     4.19
USH 1999  2     4.17
USH 1999  3     4.16
USH 1999  4     4.18
USH 1999  5     4.21
USH 1999  6     4.23
USH 1999  7     4.23
USH 1999  8     4.24
USH 1999  9     4.26
USH 1999 10     4.29
USH 1999 11     4.31
USH 1999 12     4.33
USH 2000  1     4.35
USH 2000  2     4.36
USH 2000  3     4.37
USH 2000  4     4.40
USH 2000  5     4.44
USH 2000  6     4.47
USH 2000  7     4.45
USH 2000  8     4.45
USH 2000  9     4.49
USH 2000 10     4.52
USH 2000 11     4.54
USH 2000 12     4.55
USH 2001  1     4.54
USH 2001  2     4.54
USH 2001  3     4.56
USH 2001  4     4.60
USH 2001  5     4.62
USH 2001  6     4.64
USH 2001  7     4.66
USH 2001  8     4.68
USH 2001  9     4.69
USH 2001 10     4.70
USH 2001 11     4.72
USH 2001 12     4.71
USH 2002  1     4.71
USH 2002  2     4.73
USH 2002  3     4.75
USH 2002  4     4.76
USH 2002  5     4.78
USH 2002  6     4.83
USH 2002  7     4.86
USH 2002  8     4.86
USH 2002  9     4.87
USH 2002 10     4.91
USH 2002 11     4.92
USH 2002 12     4.93
USH 2003  1     4.96
USH 2003  2     4.98
USH 2003  3     4.99
USH 2003  4     5.02
USH 2003  5     5.03
USH 2003  6     5.03
USH 2003  7     5.03
USH 2003  8     5.05
USH 2003  9     5.07
USH 2003 10     5.09
USH 2003 11     5.10
USH 2003 12     5.11
USH 2004  1     5.12
USH 2004  2     5.15
USH 2004  3     5.20
USH 2004  4     5.24
USH 2004  5     5.26
USH 2004  6     5.28
USH 2004  7     5.29
USH 2004  8     5.30
USH 2004  9     5.33
USH 2004 10     5.37
USH 2004 11     5.40
USH 2004 12     5.40
USH 2005  1     5.38
USH 2005  2     5.36
USH 2005  3     5.40
USH 2005  4     5.47
USH 2005  5     5.51
USH 2005  6     5.54
USH 2005  7     5.58
USH 2005  8     5.61
USH 2005  9     5.61
USH 2005 10     5.59
USH 2005 11     5.62
USH 2005 12     5.67
USH 2006  1     5.67
USH 2006  2     5.65
USH 2006  3     5.66
USH 2006  4     5.69
USH 2006  5     5.72
USH 2006  6     5.73
USH 2006  7     5.75
USH 2006  8     5.78
USH 2006  9     5.80
USH 2006 10     5.81
USH 2006 11     5.84
USH 2006 12     5.87
USH 2007  1     5.87
USH 2007  2     5.87
USH 2007  3     5.89
USH 2007  4     5.92
USH 2007  5     5.93
USH 2007  6     5.96
USH 2007  7     6.01
USH 2007  8     6.05
USH 2007  9     6.07
USH 2007 10     6.07
USH 2007 11     6.09
USH 2007 12     6.11
USH 2008  1     6.13
USH 2008  2     6.16
USH 2008  3     6.18
USH 2008  4     6.20
USH 2008  5     6.24
USH 2008  6     6.29
USH 2008  7     6.31
USH 2008  8     6.31
USH 2008  9     6.32
USH 2008 10     6.35
USH 2008 11     6.39
USH 2008 12     6.42
USH 2009  1     6.42
USH 2009  2     6.45
USH 2009  3     6.50
USH 2009  4     6.53
USH 2009  5     6.54
USH 2009  6     6.56
USH 2009  7     6.58
USH 2009  8     6.61
USH 2009  9     6.64
USH 2009 10     6.66
USH 2009 11     6.67
USH 2009 12     6.68
USH 2010  1     6.71
USH 2010  2     6.74
USH 2010  3     6.77
USH 2010  4     6.79
USH 2010  5     6.82
USH 2010  6     6.84
USH 2010  7     6.85
USH 2010  8     6.88
USH 2010  9     6.91
USH 2010 10     6.92
USH 2010 11     6.93
USH 2010 12     6.93
USH 2011  1     6.95
USH 2011  2     6.98
USH 2011  3     7.01
USH 2011  4     7.03
USH 2011  5     7.07
USH 2011  6     7.11
USH 2011  7     7.13
USH 2011  8     7.14
USH 2011  9     7.16
USH 2011 10     7.20
USH 2011 11     7.24
USH 2011 12     7.27
USH 2012  1     7.29
USH 2012  2     7.29
USH 2012  3     7.31
USH 2012  4     7.35
USH 2012  5     7.38
USH 2012  6     7.41
USH 2012  7     7.44
USH 2012  8     7.46
USH 2012  9     7.48
USH 2012 10     7.50
USH 2012 11     7.51
USH 2012 12     7.53
USH 2013  1     7.57
USH 2013  2     7.59
USH 2013  3     7.59
USH 2013  4     7.62
USH 2013  5     7.67
USH 2013  6     7.71
USH 2013  7     7.74
USH 2013  8     7.77
USH 2013  9     7.78
USH 2013 10     7.80
USH 2013 11     7.84
USH 2013 12     7.86
USH 2014  1     7.86
USH 2014  2     7.88
USH 2014  3     7.92
USH 2014  4     7.95
USH 2014  5     7.98
USH 2014  6     8.01
USH 2014  7     8.04
USH 2014  8     8.08
USH 2014  9     8.12
USH 2014 10     8.15
USH 2014 11     8.18
USH 2014 12     8.19
USH 2015  1     8.20
USH 2015  2     8.21
USH 2015  3     8.23
USH 2015  4     8.27
USH 2015  5     8.31
USH 2015  6     8.34
USH 2015  7     8.37
USH 2015  8     8.41
USH 2015  9     8.44
USH 2015 10     8.48
USH 2015 11     8.49
USH 2015 12     8.51
USH 2016  1     8.53
USH 2016  6     8.70
USH 2016  7     8.71
USH 2016  8     8.72
USH 2016  9     8.75
USH 2016 10     8.79
USH 2016 11     8.81
USH 2016 12     8.83
USH 2017  1     8.86
USH 2017  2     8.89
USH 2017  3     8.92
USH 2017  4     8.93
USH 2017  5     8.94
USH 2017  6     8.99
USH 2017  7     9.04
USH 2017  8     9.06
USH 2017  9     9.09
USH 2017 10     9.14
USH 2017 11     9.18
USH 2017 12     9.20
USH 2018  1     9.23
USH 2018  2     9.25
USH 2018  3     9.26
USH 2018  4     9.29
USH 2018  5     9.33
USH 2018  6     9.36
USH 2018  7     9.40
USH 2018  8     9.45
USH 2018  9     9.48
USH 2018 10     9.49
USH 2018 11     9.51
USH 2018 12     9.55
USH 2019  1     9.56
USH 2019  2     9.57
USH 2019  3     9.60
USH 2019  4     9.65
USH 2019  5     9.69
USH 2019  6     9.71
USH 2019  7     9.75
USH 2019  8     9.78
USH 2019  9     9.80
USH 2019 10     9.82
USH 2019 11     9.86
USH 2019 12     9.87
USH 2020  1     9.87
USH 2020  2     9.90
USH 2020  3     9.94
USH 2020  4     9.98
USH 2020  5    10.03
USH 2020  6    10.05
USH 2020  7    10.07
USH 2020  8    10.10
USH 2020  9    10.13
USH 2020 10    10.16
USH 2020 11    10.17
USH 2020 12    10.18