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Puerto Rico
| Year | Live births Boys | Live births Girls | Total births | Population of Men | Population of Women | Total population |
| 1955 | 39,656 | 38,174 | 77,830 | 1,122,200 | 1,126,100 | 2,248,300 |
| 1956 | 40,072 | 38,212 | 78,284 | 1,120,400 | 1,144,100 | 2,264,500 |
| 1957 | 39,044 | 37,014 | 76,058 | 1,118,700 | 1,162,200 | 2,280,900 |
| 1958 | 39,294 | 37,004 | 76,298 | 1,123,000 | 1,194,500 | 2,317,500 |
| 1959 | 38,252 | 36,852 | 75,104 | 1,149,100 | 1,172,900 | 2,322,000 |
| 1960 | 38,944 | 37,370 | 76,314 | 1,162,800 | 1,186,800 | 2,349,600 |
| 1961 | 38,562 | 36,856 | 75,418 | 1,174,300 | 1,230,000 | 2,404,300 |
| 1962 | 39,294 | 37,302 | 76,596 | 1,198,400 | 1,256,200 | 2,454,600 |
| 1963 | 39,772 | 37,668 | 77,440 | 1,236,000 | 1,277,000 | 2,513,000 |
| 1964 | 40,490 | 38,466 | 78,956 | 1,263,500 | 1,308,700 | 2,572,200 |
| 1965 | 40,854 | 38,754 | 79,608 | 1,287,000 | 1,338,600 | 2,625,600 |
| 1966 | 37,902 | 35,728 | 73,630 | 1,325,000 | 1,343,000 | 2,668,000 |
| 1969 | 34,567 | 33,008 | 67,575 | 1,346,700 | 1,363,300 | 2,710,000 |
| 1970 | 34,519 | 32,918 | 67,437 | 1,330,900 | 1,385,100 | 2,716,000 |
| 1971 | 36,440 | 34,677 | 71,117 | 1,361,100 | 1,413,500 | 2,774,600 |
| 1972 | 35,191 | 33,723 | 68,914 | 1,407,100 | 1,458,900 | 2,866,000 |
| 1973 | 35,142 | 33,679 | 68,821 | 1,447,100 | 1,503,900 | 2,951,000 |
| 1974 | 35,877 | 34,205 | 70,082 | 1,484,900 | 1,545,600 | 3,030,500 |
| 1975 | 35,857 | 33,834 | 69,691 | 1,437,000 | 1,496,000 | 2,933,000 |
| 1976 | 37,509 | 35,374 | 72,883 | 1,482,000 | 1,542,000 | 3,024,000 |
| 1977 | 38,702 | 36,446 | 75,148 | 1,509,000 | 1,569,000 | 3,078,000 |
| 1978 | 38,880 | 36,618 | 75,498 | 1,517,000 | 1,598,000 | 3,115,000 |
| 1979 | 37,870 | 35,715 | 73,585 | 1,551,000 | 1,614,000 | 3,165,000 |
| 1980 | 37,584 | 35,473 | 73,057 | 1,556,700 | 1,639,800 | 3,196,500 |
| 1981 | 36,297 | 35,065 | 71,362 | 1,593,000 | 1,658,000 | 3,251,000 |
| 1982 | 35,683 | 33,648 | 69,331 | 1,588,000 | 1,672,000 | 3,260,000 |
| 1983 | 33,912 | 31,830 | 65,742 | 1,633,000 | 1,717,000 | 3,350,000 |
| 1984 | 32,509 | 30,812 | 63,321 | 1,658,400 | 1,739,200 | 3,397,600 |
| 1985 | 32,607 | 31,020 | 63,627 | 1,682,400 | 1,767,900 | 3,450,300 |
| 1986 | 32,699 | 30,851 | 63,550 | 1,705,000 | 1,797,100 | 3,502,100 |
| 1987 | 32,892 | 31,501 | 64,393 | 1,730,300 | 1,823,700 | 3,554,000 |
| 1988 | 33,034 | 31,039 | 64,073 | 1,755,200 | 1,850,000 | 3,605,200 |
| 1989 | 33,977 | 32,644 | 66,621 | 1,781,500 | 1,877,400 | 3,658,900 |
| 1990 | 33,943 | 32,612 | 66,555 | 1,718,000 | 1,812,000 | 3,530,000 |
| 1991 | 32,968 | 31,548 | 64,516 | 1,734,000 | 1,828,000 | 3,562,000 |
| 1992 | 32,885 | 31,596 | 64,481 | 1,738,400 | 1,855,900 | 3,594,300 |