# --------------------------------------------------------------------
# USE OF NOAA GML DATA: These data are made freely available to the
# public and the scientific community (see https://gml.noaa.gov).
# CO2 expressed as a mole fraction in dry air, micromol/mol, abbreviated as ppm
#
# Missing months are denoted by -9.99; ndays = -1 means no daily means in month.
#
# year  month  decimal-date  average  deseasonalized  ndays  sdev  unc
2024   1    2024.0417    422.80    421.99    31    0.42    0.15
2024   2    2024.1250    424.55    423.29    28    0.71    0.26
2024   3    2024.2083    425.38    423.51    31    0.55    0.19
2024   4    2024.2917    426.57    423.68    30    0.73    0.26
2024   5    2024.3750    426.90    423.60    31    0.53    0.19
2024   6    2024.4583     -9.99     -9.99    -1    -9.99   -9.99
2024   7    2024.5417    425.55    424.31    31    0.44    0.15
2024   8    2024.6250    422.99    424.79    31    0.42    0.15
2024   9    2024.7083    422.03    425.55    30    0.36    0.13
2024  10    2024.7917    422.38    425.72    31    0.29    0.10
2024  11    2024.8750    423.94    425.95    30    0.49    0.17
2024  12    2024.9583    425.40    426.23    31    0.51    0.18
2025   1    2025.0417    426.65    425.82    31    0.53    0.19
2025   2    2025.1250    427.09    425.79    28    0.98    0.36
2025   3    2025.2083    428.15    426.26    31    0.53    0.19
2025   4    2025.2917    429.64    426.74    30    0.62    0.22