# 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: CH4C13 SIL (Individual Flasks)
# contact_name: Sylvia Englund Michel
# contact_telephone: (303) 492-5495
# contact_email: Sylvia.Englund@colorado.edu
# comment: 
# comment:  ************ COLLABORATORS ***************
# comment: 
# comment: NOAA thanks the following collaborators without
# comment: whom these measurements would not be possible.
# comment: 
# collaborator_name: National Institute of Water and Atmospheric
# collaborator_name: Research [NIWA]
# comment: 
# comment:  ************ RECIPROCITY AGREEMENT ***************
# comment: 
# comment:
# comment:  ************ DATA DESCRIPTION ***************
# comment:
# description_site-code: wpc
# description_project-abbr: ccg_surface
# description_strategy-abbr: flask
# description_analysis-constraints: flag:..%
# description_creation-time: 2023-09-21 15:03:53
# 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
WPC 2006  5  -46.914
WPC 2006  6  -47.038
WPC 2006  7  -47.116
WPC 2006  8  -47.080
WPC 2007  1  -47.054
WPC 2007  5  -47.001
WPC 2007  6  -47.091
WPC 2008  4  -46.789
WPC 2008  9  -47.137
WPC 2009 10  -47.176
WPC 2009 11  -47.338
WPC 2011 11  -47.230
WPC 2011 12  -47.385
WPC 2012  6  -47.217
WPC 2013  3  -47.099
WPC 2013  4  -47.088
WPC 2013  5  -47.168