Population annual doubling time in Puerto Rico

Period	Value	Change
1999	108.0 years	+4.2 years
1998	103.8 years	+4.2 years
1997	99.6 years	+4.6 years
1996	95.0 years	+4.8 years
1995	90.1 years	+5.0 years
1994	85.2 years	+5.1 years
1993	80.0 years	+4.7 years
1992	75.3 years	+4.8 years
1991	70.6 years	-1.2 years
1990	71.8 years	-22.3 years
1989	94.2 years	0.0 years
1988	94.2 years	+3.3 years
1987	90.8 years	+4.2 years
1986	86.6 years	+7.8 years
1985	78.9 years	+9.5 years
1984	69.3 years	+5.7 years
1983	63.6 years	+6.7 years
1982	56.9 years	+4.4 years
1981	52.5 years	+4.8 years
1980	47.7 years	+3.8 years
1979	43.9 years	-1.0 years
1978	44.9 years	+1.1 years
1977	43.8 years	+0.5 years
1976	43.3 years	+0.5 years
1975	42.9 years	+0.4 years
1974	42.4 years	+0.6 years
1973	41.9 years	+0.5 years
1972	41.4 years	+0.3 years
1971	41.1 years	-4.2 years
1970	45.3 years	-17.6 years
1969	62.9 years	+6.5 years
1968	56.4 years	+3.9 years
1967	52.6 years	+2.9 years
1966	49.7 years	+2.3 years
1965	47.3 years	+2.1 years
1964	45.2 years	+2.0 years
1963	43.2 years	+2.2 years
1962	41.1 years	+2.2 years
1961	38.9 years	-7.4 years
1960	46.3 years	-84.5 years
1954	130.8 years	+19.3 years
1953	111.4 years	+18.8 years
1952	92.7 years	+17.1 years
1951	75.6 years	+0.9 years
1950	74.7 years