# date (year)	 area (km^2)
    2013.822	       0.000
    2013.847	       0.207
    2014.022	       0.788
    2014.129	       0.858
    2014.285	       0.778
    2014.636	       0.740
    2014.786	       0.236
    2014.811	       0.753
    2014.830	       0.512
    2014.855	       1.191
    2014.923	       0.968
    2014.967	       1.059
    2015.005	       1.208
    2015.049	       1.330
    2015.074	       2.885
    2015.268	       2.576
    2015.293	       1.518
    2015.775	       2.782
    2015.838	       2.895
    2015.844	       2.810
    2015.863	       4.028
    2015.882	       3.716
    2015.926	       3.004
    2016.014	       3.153
    2016.194	       5.561
    2016.276	       4.032
    2016.626	       4.113
    2016.650	       5.193
    2016.669	       3.627
    2016.757	       3.421
    2016.825	       5.429
    2017.175	       1.920
    2017.288	       1.672
    2017.307	       0.983
    2017.638	      -0.020
    2017.721	       0.720
    2017.745	       0.401
    2017.852	       0.053
    2017.921	       0.925
    2017.945	       4.024
    2018.159	      -0.421
    2018.184	      -0.185
    2018.208	      -0.272
    2018.690	      -0.519
    2018.753	      -0.284
    2018.797	      -0.571
    2018.860	      -0.877
    2018.904	      -0.841
    2019.041	      -0.573
    2019.104	      -0.942
    2019.299	      -1.923
    2019.674	      -2.478
    2019.742	      -2.091
    2019.781	      -2.245
    2019.962	      -2.158
    2020.000	      -3.304
    2020.180	      -3.118
    2020.262	      -4.349
    2020.699	      -3.817
    2020.724	      -3.458
    2020.743	      -3.653
    2020.749	      -3.356
    2020.768	      -3.607
    2020.831	      -3.448
    2020.855	      -4.120
    2020.923	      -3.248
    2021.093	      -3.487
    2021.142	      -1.180
    2021.162	      -1.756
    2021.625	      -7.488
    2021.896	      -9.697
    2021.926	     -10.489
    2021.929	     -10.380
    2022.019	     -10.756
    2022.170	     -11.699
    2022.211	     -12.222
    2023.000	     -13.199
    2023.088	     -14.135
    2023.093	     -13.508
    2023.137	     -13.416
    2023.200	     -13.683
    2023.203	     -13.383
