# monthly mean of baseline data from 2005/05 to 2023/12; created: 29-Jan-2025 # comment: AGAGE Medusa measurements. Output from GCWerks. See Miller et al. (2008) DOI:10.1021/ac702084k, and Arnold et al. (2012) DOI:10.1021/ac300373e # Since there are indications that the interference from the growing CFC-113a abundance (Western et al., Nature Geosci., 16(4), 309-313, 10.1038/s41561-023-01147-w, 2023) is increasingly affecting CFC-113 measurements, AGAGE CFC-113 data will be withheld from 2018 onward until further notice. # data_owner_email: dickon.young@bristol.ac.uk # data_owner: Dickon Young # station_long_name: Ragged Point, Barbados # inlet_base_elevation_masl: 30.0 # inlet_latitude: 13.16512 # inlet_longitude: -59.43208 # inlet_date: 2005-05-23 00:00:00 # inlet_comment: main tower # data_dir: /agage/barbados-medusa # species: cfc-113 # calibration_scale: SIO-05 # units: ppt # # CREDIT FOR USE: This is a formal notification for data users. # For scientific purposes access to these data is unlimited and # provided without charge. By their use you accept that an offer # of co-authorship will be made through personal contact with the # data providers or owners whenever substantial use is made of # their data. In all cases an acknowledgement must be made to the # data providers or owners and the data centre when these data are # used within a publication. # # CONTACT POINT: s.odoherty@bristol.ac.uk; dickon.young@bristol.ac.uk; raywang@eas.gatech.edu # # 1st column, time in farction of year # 2nd column, year (YYYY) # 3rd column, month (1 to 12) # 4th column, mean (monthly mean value) # 5th column, std. dev. (standard deviation of monthly mean) # 6th column, numb (number of measurements for monthly mean) # time year month mean std. dev. numb 2005.375 2005 5 78.842 0.154 77 2005.458 2005 6 78.753 0.159 290 2005.542 2005 7 78.641 0.143 180 2005.625 2005 8 78.578 0.154 307 2005.708 2005 9 78.486 0.146 327 2005.792 2005 10 78.406 0.158 293 2005.875 2005 11 78.389 0.154 298 2005.958 2005 12 78.332 0.161 226 2006.042 2006 1 78.413 0.143 258 2006.125 2006 2 78.301 0.174 300 2006.208 2006 3 78.247 0.169 346 2006.292 2006 4 78.171 0.159 326 2006.375 2006 5 77.970 0.176 257 2006.458 2006 6 77.974 0.142 228 2006.542 2006 7 77.790 0.149 286 2006.625 2006 8 77.687 0.141 59 2006.708 2006 9 77.675 0.155 258 2006.792 2006 10 77.857 0.184 259 2006.875 2006 11 77.821 0.168 281 2006.958 2006 12 77.726 0.169 284 2007.042 2007 1 77.637 0.145 114 2007.125 2007 2 77.659 0.157 304 2007.208 2007 3 77.545 0.154 290 2007.292 2007 4 77.499 0.149 299 2007.375 2007 5 77.440 0.151 277 2007.458 2007 6 77.319 0.166 65 2007.542 2007 7 NaN NaN 0 2007.625 2007 8 77.180 0.191 189 2007.708 2007 9 77.121 0.184 284 2007.792 2007 10 77.023 0.191 339 2007.875 2007 11 76.943 0.162 286 2007.958 2007 12 76.905 0.176 322 2008.042 2008 1 76.828 0.176 56 2008.125 2008 2 76.946 0.188 304 2008.208 2008 3 76.764 0.179 312 2008.292 2008 4 76.656 0.205 300 2008.375 2008 5 76.685 0.165 307 2008.458 2008 6 76.619 0.175 93 2008.542 2008 7 76.400 0.200 277 2008.625 2008 8 76.500 0.220 232 2008.708 2008 9 76.385 0.137 28 2008.792 2008 10 76.435 0.177 280 2008.875 2008 11 76.403 0.220 293 2008.958 2008 12 76.391 0.213 294 2009.042 2009 1 76.291 0.200 230 2009.125 2009 2 76.229 0.147 256 2009.208 2009 3 76.145 0.182 277 2009.292 2009 4 76.171 0.179 275 2009.375 2009 5 76.106 0.188 299 2009.458 2009 6 75.966 0.189 255 2009.542 2009 7 75.945 0.201 237 2009.625 2009 8 75.875 0.211 199 2009.708 2009 9 75.843 0.182 101 2009.792 2009 10 75.788 0.185 273 2009.875 2009 11 75.796 0.195 202 2009.958 2009 12 75.743 0.188 199 2010.042 2010 1 75.713 0.185 209 2010.125 2010 2 75.688 0.179 257 2010.208 2010 3 75.593 0.180 299 2010.292 2010 4 75.557 0.183 198 2010.375 2010 5 75.602 0.191 273 2010.458 2010 6 75.422 0.165 128 2010.542 2010 7 75.323 0.195 269 2010.625 2010 8 75.278 0.189 305 2010.708 2010 9 75.205 0.215 121 2010.792 2010 10 75.221 0.287 163 2010.875 2010 11 75.125 0.193 236 2010.958 2010 12 75.108 0.189 270 2011.042 2011 1 75.066 0.182 267 2011.125 2011 2 75.018 0.194 280 2011.208 2011 3 74.933 0.204 231 2011.292 2011 4 NaN NaN 0 2011.375 2011 5 74.976 0.220 249 2011.458 2011 6 74.880 0.233 241 2011.542 2011 7 74.725 0.209 150 2011.625 2011 8 74.686 0.214 205 2011.708 2011 9 74.607 0.300 210 2011.792 2011 10 74.515 0.282 212 2011.875 2011 11 74.491 0.275 199 2011.958 2011 12 74.501 0.229 194 2012.042 2012 1 74.474 0.201 230 2012.125 2012 2 74.441 0.209 237 2012.208 2012 3 74.372 0.220 219 2012.292 2012 4 74.269 0.199 292 2012.375 2012 5 74.090 0.206 303 2012.458 2012 6 73.987 0.226 270 2012.542 2012 7 73.804 0.207 70 2012.625 2012 8 73.729 0.210 187 2012.708 2012 9 73.916 0.220 252 2012.792 2012 10 73.859 0.181 304 2012.875 2012 11 73.806 0.221 252 2012.958 2012 12 73.788 0.201 258 2013.042 2013 1 73.773 0.163 283 2013.125 2013 2 73.730 0.147 278 2013.208 2013 3 73.666 0.143 212 2013.292 2013 4 73.587 0.159 294 2013.375 2013 5 73.519 0.114 290 2013.458 2013 6 73.411 0.086 297 2013.542 2013 7 73.304 0.098 192 2013.625 2013 8 73.353 0.110 264 2013.708 2013 9 73.312 0.093 148 2013.792 2013 10 73.292 0.125 255 2013.875 2013 11 73.268 0.104 236 2013.958 2013 12 73.225 0.089 271 2014.042 2014 1 73.274 0.095 299 2014.125 2014 2 73.218 0.099 117 2014.208 2014 3 73.161 0.109 295 2014.292 2014 4 73.080 0.105 281 2014.375 2014 5 73.003 0.089 294 2014.458 2014 6 72.892 0.091 102 2014.542 2014 7 NaN NaN 0 2014.625 2014 8 NaN NaN 0 2014.708 2014 9 NaN NaN 0 2014.792 2014 10 72.685 0.089 112 2014.875 2014 11 72.667 0.084 314 2014.958 2014 12 72.619 0.086 230 2015.042 2015 1 72.548 0.101 330 2015.125 2015 2 72.540 0.126 201 2015.208 2015 3 72.570 0.100 171 2015.292 2015 4 72.432 0.086 279 2015.375 2015 5 72.351 0.096 211 2015.458 2015 6 72.224 0.105 243 2015.542 2015 7 72.108 0.092 295 2015.625 2015 8 72.011 0.099 251 2015.708 2015 9 72.027 0.088 293 2015.792 2015 10 71.991 0.092 174 2015.875 2015 11 71.943 0.136 111 2015.958 2015 12 NaN NaN 0 2016.042 2016 1 NaN NaN 0 2016.125 2016 2 NaN NaN 0 2016.208 2016 3 NaN NaN 0 2016.292 2016 4 NaN NaN 0 2016.375 2016 5 NaN NaN 0 2016.458 2016 6 NaN NaN 0 2016.542 2016 7 NaN NaN 0 2016.625 2016 8 NaN NaN 0 2016.708 2016 9 NaN NaN 0 2016.792 2016 10 NaN NaN 0 2016.875 2016 11 NaN NaN 0 2016.958 2016 12 NaN NaN 0 2017.042 2017 1 NaN NaN 0 2017.125 2017 2 NaN NaN 0 2017.208 2017 3 NaN NaN 0 2017.292 2017 4 NaN NaN 0 2017.375 2017 5 NaN NaN 0 2017.458 2017 6 71.086 0.059 13 2017.542 2017 7 71.022 0.095 271 2017.625 2017 8 71.057 0.089 10 2017.708 2017 9 70.891 0.096 93 2017.792 2017 10 70.899 0.098 296 2017.875 2017 11 70.858 0.123 247 2017.958 2017 12 70.830 0.136 305 2018.042 2018 1 NaN NaN 0 2018.125 2018 2 NaN NaN 0 2018.208 2018 3 NaN NaN 0 2018.292 2018 4 NaN NaN 0 2018.375 2018 5 NaN NaN 0 2018.458 2018 6 NaN NaN 0 2018.542 2018 7 NaN NaN 0 2018.625 2018 8 NaN NaN 0 2018.708 2018 9 NaN NaN 0 2018.792 2018 10 NaN NaN 0 2018.875 2018 11 NaN NaN 0 2018.958 2018 12 NaN NaN 0 2019.042 2019 1 NaN NaN 0 2019.125 2019 2 NaN NaN 0 2019.208 2019 3 NaN NaN 0 2019.292 2019 4 NaN NaN 0 2019.375 2019 5 NaN NaN 0 2019.458 2019 6 NaN NaN 0 2019.542 2019 7 NaN NaN 0 2019.625 2019 8 NaN NaN 0 2019.708 2019 9 NaN NaN 0 2019.792 2019 10 NaN NaN 0 2019.875 2019 11 NaN NaN 0 2019.958 2019 12 NaN NaN 0 2020.042 2020 1 NaN NaN 0 2020.125 2020 2 NaN NaN 0 2020.208 2020 3 NaN NaN 0 2020.292 2020 4 NaN NaN 0 2020.375 2020 5 NaN NaN 0 2020.458 2020 6 NaN NaN 0 2020.542 2020 7 NaN NaN 0 2020.625 2020 8 NaN NaN 0 2020.708 2020 9 NaN NaN 0 2020.792 2020 10 NaN NaN 0 2020.875 2020 11 NaN NaN 0 2020.958 2020 12 NaN NaN 0 2021.042 2021 1 NaN NaN 0 2021.125 2021 2 NaN NaN 0 2021.208 2021 3 NaN NaN 0 2021.292 2021 4 NaN NaN 0 2021.375 2021 5 NaN NaN 0 2021.458 2021 6 NaN NaN 0 2021.542 2021 7 NaN NaN 0 2021.625 2021 8 NaN NaN 0 2021.708 2021 9 NaN NaN 0 2021.792 2021 10 NaN NaN 0 2021.875 2021 11 NaN NaN 0 2021.958 2021 12 NaN NaN 0 2022.042 2022 1 NaN NaN 0 2022.125 2022 2 NaN NaN 0 2022.208 2022 3 NaN NaN 0 2022.292 2022 4 NaN NaN 0 2022.375 2022 5 NaN NaN 0 2022.458 2022 6 NaN NaN 0 2022.542 2022 7 NaN NaN 0 2022.625 2022 8 NaN NaN 0 2022.708 2022 9 NaN NaN 0 2022.792 2022 10 NaN NaN 0 2022.875 2022 11 NaN NaN 0 2022.958 2022 12 NaN NaN 0 2023.042 2023 1 NaN NaN 0 2023.125 2023 2 NaN NaN 0 2023.208 2023 3 NaN NaN 0 2023.292 2023 4 NaN NaN 0 2023.375 2023 5 NaN NaN 0 2023.458 2023 6 NaN NaN 0 2023.542 2023 7 NaN NaN 0 2023.625 2023 8 NaN NaN 0 2023.708 2023 9 NaN NaN 0 2023.792 2023 10 NaN NaN 0 2023.875 2023 11 NaN NaN 0 2023.958 2023 12 NaN NaN 0