Year	people per sq. km of land area
1961	53.63182485466539
1962	55.28034214801621
1963	56.98706962359803
1964	58.74762277594002
1965	60.56151030554523
1966	62.408256180391085
1967	64.2786920863591
1968	66.17345612558476
1969	68.09211963436356
1970	70.05760144062323
1971	72.04681438274383
1972	74.05583197948678
1973	76.08890367789543
1974	78.10088473056823
1975	80.07295308187672
1976	81.97875863688857
1977	83.8611090449999
1978	85.7458846326998
1979	87.61199279688387
1980	89.52563761279336
1981	91.4625300945409
1982	93.36714361212786
1983	95.26623147840044
1984	97.15736068429604
1985	99.03294251208675
1986	100.88687192937815
1987	102.72109651784142
1988	104.54494118107615
1989	106.33209497152029
1990	108.10235079958504
1991	109.80810937775254
1992	111.45064495292529
1993	113.08908375579871
1994	114.72138816574997
1995	116.31629900761416
1996	117.85530348998806
1997	119.37815968212335
1998	120.85814363170154
1999	122.22327898373426
2000	123.44458298263814
2001	124.58629450566659
2002	125.70725596508055
2003	126.79237409227035
2004	127.83801992601147
2005	128.83665759752589
2006	129.81175008318817
2007	130.80458415705925
2008	131.78617510618724
2009	132.73631114329896
2010	133.6305055882871
2011	134.4963612519329
2012	135.36577932627375
2013	136.19096478694044
2014	136.9393470218638
2015	137.59203938225448
2016	138.20399107439957
2017	138.77390827771146
2018	139.22332008847306
2019	139.57557008357963
2020	139.90421421441016
2021	140.14974456340894