Year	people per sq. km of land area
1961	3.3559750213581587
1962	3.4277404740980817
1963	3.5005768946746993
1964	3.572947393243886
1965	3.6435333534063306
1966	3.7108550036025316
1967	3.7746018651567854
1968	3.8381145417440825
1969	3.9031384049474225
1970	3.970109185680936
1971	4.039932208755907
1972	4.108691607773635
1973	4.175196058511971
1974	4.240087733685182
1975	4.307154798844971
1976	4.380191041590344
1977	4.456983820946037
1978	4.533760689688372
1979	4.611679042948049
1980	4.691079611473034
1981	4.768748286486416
1982	4.846165238194708
1983	4.923560159014061
1984	5.001975436374793
1985	5.085807864537776
1986	5.172727880987506
1987	5.26063275976866
1988	5.350277262817082
1989	5.441385596041621
1990	5.535484010470384
1991	5.626906873306791
1992	5.581295739149465
1993	5.622774318657525
1994	5.69386972548676
1995	5.748382893255481
1996	5.819627634367674
1997	5.8973653208228045
1998	5.97669308353005
1999	6.062803992554456
2000	6.147433349236776
2001	6.226693987895967
2002	6.306258091562829
2003	6.38582265415458
2004	6.4769421478295985
2005	6.570002630437948
2006	6.629531293004679
2007	6.726511738430188
2008	6.823666225555536
2009	6.91734086795949
2010	6.996828082808281
2011	7.059115373629548
2012	7.1294998449829485
2013	7.20842608680005
2014	7.298497292342981
2015	7.391525869029105
2016	7.4815867103927225
2017	7.576371066324473
2018	7.669190802255206
2019	7.749356135984081
2020	7.808750374420174
2021	7.868076389960881