Year	people per sq. km of land area
1961	20.736379800853484
1962	20.995697012802275
1963	21.187837837837836
1964	20.99861308677098
1965	20.541891891891893
1966	20.28360597439545
1967	20.390469416785205
1968	20.749466571834994
1969	20.906116642958747
1970	21.04064722617354
1971	21.141571834992888
1972	21.193100995732575
1973	21.451031294452346
1974	22.175533428165007
1975	23.457859174964437
1976	24.929445234708393
1977	26.550071123755334
1978	28.247795163584637
1979	29.217567567567567
1980	29.568349928876245
1981	30.04825746799431
1982	30.534495021337126
1983	31.023968705547652
1984	31.515291607396872
1985	32.00881934566145
1986	32.507894736842104
1987	33.01593172119488
1988	33.53769559032717
1989	34.076778093883355
1990	34.621301564722614
1991	35.34338549075391
1992	36.37638691322902
1993	37.58040540540541
1994	38.74882645803699
1995	39.730512091038406
1996	40.56201991465149
1997	41.338655761024185
1998	42.107788051209106
1999	42.90448079658606
2000	43.77130156472262
2001	44.71479374110953
2002	45.72112375533428
2003	46.78709103840683
2004	47.9021692745377
2005	49.065184921763866
2006	50.287731152204834
2007	51.5850640113798
2008	52.93140113798009
2009	54.3099573257468
2010	55.733285917496445
2011	57.21966571834993
2012	58.773719772403986
2013	60.37528449502134
2014	61.9953413940256
2015	63.617318634423896
2016	65.24011379800854
2017	66.85014224751068
2018	68.45501422475107
2019	70.07315078236131
2020	71.68662873399715
2021	73.28310810810811