# date (year)	 area (km^2)
    2013.822	       0.000
    2013.841	      -0.524
    2013.847	       0.025
    2013.885	       0.206
    2013.973	       0.900
    2014.066	       0.967
    2014.285	      -0.305
    2014.636	       1.595
    2014.674	       1.510
    2014.718	       1.746
    2014.742	       1.654
    2014.805	       2.224
    2014.830	       2.483
    2014.855	       2.345
    2014.986	       3.674
    2015.005	       3.228
    2015.049	       2.795
    2015.093	       4.192
    2015.200	       3.863
    2015.268	       3.893
    2015.638	       6.428
    2015.644	       5.958
    2015.707	       7.038
    2015.775	       6.875
    2015.838	       7.595
    2015.858	       7.391
    2015.863	       7.476
    2015.882	       7.899
    2015.926	       7.933
    2016.014	       8.537
    2016.057	       7.679
    2016.077	       5.843
    2016.082	       9.079
    2016.169	       7.508
    2016.213	       8.006
    2016.251	      11.877
    2016.257	       8.901
    2016.276	      10.120
    2016.295	       8.786
    2016.301	       9.104
    2016.645	      11.025
    2016.757	      10.753
    2016.801	      13.502
    2016.825	      12.004
    2016.844	      11.038
    2016.869	      13.704
    2016.995	      13.077
    2017.000	      13.572
    2017.082	      10.737
    2017.088	      11.441
    2017.107	      14.494
    2017.175	      11.004
    2017.301	      11.886
    2017.658	      14.232
    2017.696	      13.781
    2017.701	      13.650
    2017.721	      14.155
    2017.745	      14.512
    2017.852	      14.600
    2017.877	      15.943
    2017.921	      16.309
    2018.134	      16.198
    2018.159	      16.728
    2018.178	      16.884
    2018.184	      17.099
    2018.222	      17.050
    2018.660	      17.081
    2018.666	      17.613
    2018.704	      19.425
    2018.710	      19.661
    2018.729	      20.557
    2018.748	      20.139
    2018.753	      21.126
    2018.816	      20.517
    2018.860	      21.443
    2018.904	      20.837
    2018.923	      21.422
    2018.967	      21.505
    2019.142	      22.496
    2019.148	      21.919
    2019.192	      22.798
    2019.299	      20.636
    2019.693	      24.429
    2019.756	      23.317
    2019.762	      23.529
    2019.781	      23.449
    2019.888	      24.425
    2020.000	      23.237
    2020.087	      26.863
    2020.107	      25.494
    2020.112	      25.030
    2020.150	      26.853
    2020.194	      25.677
    2020.243	      23.402
    2020.287	      24.371
    2020.306	      26.669
    2020.675	      27.764
    2020.719	      27.877
    2020.724	      27.609
    2020.743	      27.950
    2020.768	      27.637
    2020.787	      27.391
    2020.831	      27.092
    2020.855	      28.142
    2020.937	      28.663
    2021.005	      24.529
    2021.093	      29.656
    2021.112	      33.723
    2021.225	      32.448
    2021.249	      31.517
    2021.638	      33.131
    2021.682	      33.354
    2021.688	      34.163
    2021.707	      33.814
    2021.751	      34.585
    2021.770	      34.185
    2021.775	      34.700
    2021.795	      34.323
    2021.819	      31.847
    2021.838	      35.779
    2021.890	      35.302
    2021.901	      35.609
    2021.926	      36.603
    2021.929	      36.849
    2021.948	      36.738
    2021.967	      36.584
    2021.970	      36.666
    2022.055	      24.586
    2022.099	      16.451
    2022.104	       7.447
    2022.121	       8.893
    2022.148	       8.412
    2022.186	       6.168
    2022.189	       5.807
    2022.208	       5.179
    2022.211	       6.102
    2022.255	       4.717
    2022.652	       1.092
    2022.671	      -0.064
    2022.712	      -0.397
    2022.718	      -0.035
    2022.762	      -0.491
    2022.849	      -0.554
    2022.888	      -0.278
    2022.893	      -2.099
    2022.912	      -1.453
    2022.915	      -1.531
    2022.934	      -3.269
    2022.953	      -4.029
    2022.975	      -3.785
    2022.981	      -3.690
    2023.000	      -4.321
    2023.025	      -4.123
    2023.041	      -5.078
    2023.044	      -4.657
    2023.175	      -5.086
    2023.195	      -5.313
    2023.200	      -5.180
    2023.216	      -4.627
    2023.238	      -5.487
    2023.244	      -6.600
    2023.260	      -7.112
    2023.307	      -7.016
