Annual % of total population
1960 38.4454165848007
1961 39.3250578780403
1962 39.9424729901485
1963 40.4205533577481
1964 40.7854164803532
1965 40.9107907831508
1966 40.8339641018996
1967 40.6887369023809
1968 40.4881945882129
1969 40.2828301386082
1970 40.1072277269738
1971 39.9760624319229
1972 39.8592870960019
1973 39.6814506438434
1974 39.4267778923144
1975 39.1281363209446
1976 38.8217627444874
1977 38.509695077623
1978 38.1942529354052
1979 37.9043067673194
1980 37.6386165074912
1981 37.4367662127997
1982 37.3293183643306
1983 37.2933291027883
1984 37.2702660009753
1985 37.2497494680925
1986 37.2802556532392
1987 37.3521552935454
1988 37.4392865664701
1989 37.5462053972471
1990 37.7170950505764
1991 37.8838507446207
1992 38.0803861674716
1993 38.4006929578458
1994 38.5400498731542
1995 38.4376571863192
1996 38.2164580737306
1997 37.8038112555626
1998 37.2544531793174
1999 36.6003192105779
2000 35.8911687552759
2001 35.1391283330697
2002 34.3378575933852
2003 33.5355804277298
2004 32.756947580708
2005 32.0550282600217
2006 31.4687946999925
2007 31.0380979100963
2008 30.7732701764035
2009 30.6469144832414
2010 30.6682314041388
2011 30.8486401803349
2012 31.1680828870921
2013 31.5674807152998
2014 32.002492081107
2015 32.4666581741056
2016 32.9175569375998
2017 33.3257504724721
2018 33.7323347839385
2019 34.1046213393134
2020 34.3532106621858
2021 34.4645818267829
2022 34.4460693964956
2023 34.301029011495