Year	people per sq. km of land area
1961	12.009590409590409
1962	12.617882117882118
1963	13.25064935064935
1964	13.864635364635365
1965	14.47042957042957
1966	15.117182817182817
1967	15.803896103896104
1968	16.52907092907093
1969	17.257242757242757
1970	17.895004995004996
1971	18.425074925074924
1972	18.8992007992008
1973	19.336963036963038
1974	19.756943056943058
1975	20.167932067932067
1976	20.58901098901099
1977	21.03236763236763
1978	21.48011988011988
1979	21.92067932067932
1980	22.352847152847154
1981	22.772827172827174
1982	23.194505494505496
1983	23.634965034965035
1984	24.092507492507494
1985	24.568931068931068
1986	25.055344655344655
1987	25.536263736263738
1988	26.019180819180818
1989	26.522777222777222
1990	27.04085914085914
1991	27.578221778221778
1992	28.169130869130868
1993	28.787612387612388
1994	29.37032967032967
1995	29.925474525474524
1996	30.462837162837165
1997	30.986113886113888
1998	31.508291708291708
1999	31.995204795204796
2000	32.46893106893107
2001	32.92967032967033
2002	33.36683316683317
2003	33.815184815184814
2004	34.27462537462537
2005	34.745654345654344
2006	35.23116883116883
2007	35.73086913086913
2008	36.243256743256744
2009	36.76893106893107
2010	37.28991008991009
2011	37.75724275724276
2012	38.16793206793207
2013	38.526473526473524
2014	38.87422577422578
2015	39.23046953046953
2016	39.55804195804196
2017	39.862137862137864
2018	40.15044955044955
2019	40.41528471528471
2020	40.60649350649351
2021	40.74985014985015