Annual % of total population
1960 44.0877414055324
1961 44.2334730388355
1962 44.3241837823675
1963 44.3416672761642
1964 44.2572349293169
1965 44.0927394523624
1966 43.8885740182521
1967 43.6398484345986
1968 43.3454814803953
1969 43.0128485330288
1970 42.6521285827132
1971 42.269910457706
1972 41.8663693063193
1973 41.4440813241611
1974 41.0009395353593
1975 40.5444068043284
1976 40.0895114824997
1977 39.6397649546534
1978 39.2026904149717
1979 38.7911532050617
1980 38.417579854734
1981 38.0874071951239
1982 37.7960420745248
1983 37.5323336390095
1984 37.2751677651842
1985 37.0026112238266
1986 36.7058822813302
1987 36.3842739766648
1988 36.0302081512421
1989 35.6486108283004
1990 35.2394638116541
1991 34.7938483730787
1992 34.3081434491389
1993 33.7897202978714
1994 33.250226151654
1995 32.6958761709969
1996 32.1285771499684
1997 31.5509646830418
1998 30.9750765119419
1999 30.4027486761331
2000 29.834014512896
2001 29.274312442518
2002 28.720169232053
2003 28.1693617602759
2004 27.6372709346875
2005 27.1345482027451
2006 26.6507789120262
2007 26.178358751711
2008 25.7060475895974
2009 25.2305634522224
2010 24.7547629557818
2011 24.2822404155884
2012 23.8132776565272
2013 23.3430589570435
2014 22.8980912851809
2015 22.4977463982396
2016 22.1115988160819
2017 21.7477747291959
2018 21.4398249331658
2019 21.1451272278961
2020 20.8347709462045
2021 20.5406675785072
2022 20.2713094652338
2023 20.0031153422968