Year	people per sq. km of land area
1961	17.163368732842073
1962	17.665167605837308
1963	18.18499494292732
1964	18.72302774165583
1965	19.279551365409624
1966	19.851759138852767
1967	20.439409044935704
1968	21.043429417714204
1969	21.66246568414969
1970	22.295242739488515
1971	22.94084669845398
1972	23.600744112122527
1973	24.27554905360497
1974	24.964322352261235
1975	25.667483022684582
1976	26.384731252709145
1977	27.1155360497038
1978	27.859839618552233
1979	28.61757693974859
1980	29.388256754804218
1981	30.171225256465828
1982	30.96592616673891
1983	31.772406444155468
1984	32.59275754948707
1985	33.42837378991475
1986	34.28007513365121
1987	35.14440109810721
1988	36.01281606704234
1989	36.88117685305592
1990	37.746846553966186
1991	38.60092110966623
1992	39.42429562201994
1993	40.2139466840052
1994	40.989929200982516
1995	41.76305085970235
1996	42.53439170640081
1997	43.30240572171652
1998	49.121005798035114
1999	49.97602673538412
2000	50.83953535190852
2001	51.721376228056045
2002	52.62767353841198
2003	53.55606377838621
2004	54.495864873570625
2005	55.44375905942986
2006	56.40626912546304
2007	57.383777580930904
2008	58.370095828635854
2009	59.36046867450475
2010	60.35426397165405
2011	61.35339023997423
2012	62.344511998711546
2013	63.307251570301176
2014	64.2534788210662
2015	65.2113947495571
2016	66.19256321468835
2017	67.22879690771461
2018	68.51212755677243
2019	69.83306490578192
2020	70.81895232726687
2021	71.6610444516025