# date (year)	 area (km^2)
    2013.822	       0.000
    2013.910	       0.191
    2013.934	       0.184
    2013.953	       0.019
    2014.110	       0.058
    2014.197	       0.169
    2014.260	       0.008
    2014.285	       0.016
    2014.723	       0.258
    2014.742	       0.201
    2014.830	       0.181
    2014.855	       0.372
    2014.874	       0.672
    2014.918	       0.270
    2014.986	       0.326
    2015.005	       0.563
    2015.118	       0.440
    2015.249	       0.342
    2015.268	       0.339
    2015.312	       0.023
    2015.644	       0.214
    2015.663	       0.232
    2015.688	       0.053
    2015.707	       0.212
    2015.838	       0.189
    2015.863	       0.512
    2015.926	       0.421
    2015.951	       0.519
    2015.995	       0.262
    2016.213	       0.129
    2016.257	      -0.063
    2016.301	       0.166
    2016.650	       0.243
    2016.669	       0.215
    2016.888	       0.394
    2016.975	       0.869
    2017.000	       0.627
    2017.132	       0.558
    2017.175	       0.499
    2017.307	       0.330
    2017.633	       0.320
    2017.658	       0.101
    2017.721	       0.225
    2017.745	       0.184
    2017.852	       0.199
    2017.896	       0.258
    2017.921	       0.280
    2018.027	       0.215
    2018.729	       0.395
    2018.773	       0.603
    2018.797	       0.217
    2018.816	       0.208
    2018.860	       0.181
    2018.904	       0.065
    2018.992	       0.313
    2019.060	       0.405
    2019.148	       0.239
    2019.236	       0.277
    2019.255	       0.588
    2019.649	       0.378
    2019.674	       0.210
    2019.693	       0.370
    2019.762	       0.165
    2019.781	       0.397
    2019.849	       0.442
    2019.868	       0.683
    2019.912	       0.634
    2019.937	       0.847
    2019.956	       0.397
    2020.287	       0.343
    2020.306	       0.688
    2020.724	       0.380
    2020.743	       0.410
    2020.787	       0.221
    2020.831	       0.250
    2020.918	       0.295
    2021.030	       0.244
    2021.074	       0.215
    2021.093	       0.320
    2021.249	       0.600
    2021.644	       0.268
    2021.707	       0.284
    2021.882	       0.495
    2021.929	       0.506
    2021.970	       0.264
    2022.016	       0.327
    2022.167	       0.437
    2022.301	       0.289
    2022.652	       0.359
    2022.671	       0.477
    2022.827	       0.252
    2022.934	       0.451
    2023.000	       0.674
    2023.003	       0.518
    2023.156	       0.534
    2023.200	       0.558
