# date (year)	 area (km^2)
    2013.822	       0.000
    2013.847	       0.150
    2014.022	      -0.659
    2014.047	      -0.270
    2014.085	      -0.994
    2014.134	      -0.673
    2014.260	      -1.855
    2014.285	      -1.891
    2014.304	      -1.787
    2014.636	      -1.950
    2014.660	      -1.895
    2014.742	      -2.144
    2014.786	      -2.419
    2014.811	      -2.206
    2014.830	      -2.130
    2014.855	      -1.877
    2014.923	      -1.308
    2014.967	      -1.691
    2014.986	      -1.792
    2015.005	      -2.094
    2015.049	      -1.812
    2015.099	      -1.583
    2015.268	      -2.175
    2015.293	      -2.088
    2015.312	      -2.121
    2015.644	      -1.203
    2015.663	      -1.812
    2015.707	      -1.783
    2015.712	      -1.505
    2015.775	      -1.372
    2015.800	      -0.930
    2015.838	      -1.483
    2015.844	      -1.269
    2015.863	      -1.234
    2015.882	      -1.160
    2015.926	      -1.391
    2015.932	      -1.207
    2016.014	      -1.260
    2016.019	      -1.240
    2016.057	      -1.723
    2016.101	      -2.052
    2016.194	      -1.281
    2016.213	      -1.230
    2016.232	      -1.963
    2016.257	      -1.646
    2016.301	      -1.296
    2016.626	      -0.912
    2016.650	      -0.470
    2016.669	      -0.845
    2016.713	      -0.524
    2016.757	      -0.503
    2016.762	      -0.284
    2016.801	      -0.311
    2016.825	       0.040
    2016.844	       0.120
    2016.937	      -1.948
    2017.175	      -2.733
    2017.238	      -3.150
    2017.288	      -2.903
    2017.307	      -2.915
    2017.633	      -2.648
    2017.658	      -2.512
    2017.701	      -2.857
    2017.721	      -2.809
    2017.726	      -2.674
    2017.745	      -2.739
    2017.764	      -2.761
    2017.770	      -2.521
    2017.877	      -2.900
    2017.921	      -2.553
    2017.964	      -2.980
    2018.115	      -3.284
    2018.159	      -3.027
    2018.208	      -3.133
    2018.252	      -3.003
    2018.290	      -3.439
    2018.666	      -3.214
    2018.685	      -3.155
    2018.690	      -2.982
    2018.753	      -3.218
    2018.797	      -3.075
    2018.816	      -3.156
    2018.860	      -3.222
    2018.904	      -3.062
    2018.929	      -2.824
    2018.992	      -3.444
    2019.041	      -3.436
    2019.085	      -3.497
    2019.104	      -3.486
    2019.123	      -3.538
    2019.192	      -3.619
    2019.299	      -3.937
    2019.304	      -3.635
    2019.674	      -3.422
    2019.693	      -3.694
    2019.742	      -3.360
    2019.762	      -3.392
    2019.781	      -3.479
    2019.786	      -3.297
    2019.912	      -3.642
    2019.918	      -3.329
    2019.962	      -3.444
    2020.112	      -3.817
    2020.180	      -3.788
    2020.262	      -4.099
    2020.287	      -4.336
    2020.306	      -4.409
    2020.311	      -4.122
    2020.656	      -3.781
    2020.661	      -3.460
    2020.680	      -3.463
    2020.699	      -3.449
    2020.724	      -3.607
    2020.743	      -3.815
    2020.749	      -3.557
    2020.768	      -3.568
    2020.831	      -3.403
    2020.855	      -3.188
    2020.880	      -3.500
    2020.923	      -3.445
    2021.055	      -3.832
    2021.093	      -4.196
    2021.142	      -4.009
    2021.249	      -4.115
    2021.293	      -3.825
    2021.625	      -3.988
    2021.707	      -3.928
    2021.712	      -3.686
    2021.775	      -3.946
    2021.795	      -4.249
    2021.800	      -4.014
    2021.819	      -4.036
    2021.838	      -4.055
    2021.844	      -3.724
    2021.863	      -3.714
    2021.882	      -3.819
    2021.888	      -3.509
    2021.896	      -3.408
    2021.929	      -3.819
    2021.932	      -3.666
    2021.948	      -3.776
    2021.951	      -3.702
    2021.953	      -3.520
    2021.970	      -4.044
    2021.973	      -3.901
    2021.975	      -3.753
    2021.992	      -3.952
    2022.019	      -3.527
    2022.041	      -3.868
    2022.107	      -3.940
    2022.126	      -4.175
    2022.145	      -4.191
    2022.170	      -4.076
    2022.173	      -3.987
    2022.211	      -4.309
    2022.214	      -4.234
    2022.255	      -4.082
    2022.258	      -4.294
    2022.260	      -4.181
    2022.627	      -4.775
    2022.630	      -4.622
    2022.633	      -4.498
    2022.652	      -4.526
    2022.671	      -4.507
    2022.718	      -4.454
    2022.762	      -4.499
    2022.808	      -4.218
    2022.827	      -4.250
    2022.847	      -4.224
    2022.849	      -4.375
    2022.868	      -4.467
    2022.874	      -4.377
    2022.890	      -4.513
    2022.915	      -4.231
    2022.934	      -4.362
    2022.956	      -4.323
    2022.978	      -4.473
    2023.000	      -4.598
    2023.025	      -4.443
    2023.044	      -4.470
    2023.088	      -4.687
    2023.093	      -4.393
    2023.137	      -4.483
    2023.175	      -4.680
    2023.200	      -4.766
    2023.203	      -4.628
    2023.247	      -4.697
    2023.307	      -4.636
    2023.312	      -4.492
