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Sri Lanka
| Year | Live births Boys | Live births Girls | Total births | Population of Men | Population of Women | Total population |
| 1950 | 155,310 | 149,325 | 304,635 | 4,003,000 | 3,541,000 | 7,544,000 |
| 1951 | 159,424 | 154,238 | 313,662 | 4,108,000 | 3,634,000 | 7,742,000 |
| 1952 | 159,104 | 154,428 | 313,532 | 4,213,000 | 3,727,000 | 7,940,000 |
| 1953 | 163,888 | 157,329 | 321,217 | 4,295,000 | 3,860,000 | 8,155,000 |
| 1954 | 154,334 | 149,560 | 303,894 | 4,416,000 | 3,969,000 | 8,385,000 |
| 1955 | 165,667 | 159,871 | 325,538 | 4,523,000 | 4,066,000 | 8,589,000 |
| 1956 | 165,485 | 159,582 | 325,067 | 4,707,000 | 4,222,000 | 8,929,000 |
| 1957 | 169,681 | 164,454 | 334,135 | 4,831,000 | 4,334,000 | 9,165,000 |
| 1958 | 170,868 | 164,822 | 335,690 | 4,950,000 | 4,439,000 | 9,389,000 |
| 1959 | 181,418 | 174,918 | 356,336 | 5,074,000 | 4,551,000 | 9,625,000 |
| 1960 | 183,799 | 177,903 | 361,702 | 5,217,000 | 4,680,000 | 9,897,000 |
| 1961 | 184,984 | 178,693 | 363,677 | 5,360,000 | 4,807,000 | 10,167,000 |
| 1962 | 188,938 | 181,824 | 370,762 | 5,505,500 | 4,938,000 | 10,443,500 |
| 1963 | 186,484 | 179,358 | 365,842 | 5,498,700 | 5,083,400 | 10,582,100 |
| 1964 | 183,721 | 177,856 | 361,577 | 5,666,500 | 5,236,900 | 10,903,400 |
| 1965 | 187,757 | 181,680 | 369,437 | 5,831,000 | 5,401,000 | 11,232,000 |
| 1966 | 187,796 | 181,357 | 369,153 | 5,945,000 | 5,495,000 | 11,440,000 |
| 1967 | 187,575 | 181,956 | 369,531 | 6,082,000 | 5,621,000 | 11,703,000 |
| 1968 | 195,601 | 188,577 | 384,178 | 6,224,000 | 5,768,000 | 11,992,000 |
| 1969 | 189,370 | 183,404 | 372,774 | 6,367,000 | 5,885,000 | 12,252,000 |
| 1970 | 187,576 | 180,686 | 368,262 | 6,503,000 | 6,011,000 | 12,514,000 |
| 1971 | 195,397 | 187,083 | 382,480 | 6,632,000 | 6,130,000 | 12,762,000 |
| 1977 | 198,267 | 191,255 | 389,522 | 7,175,000 | 6,765,000 | 13,940,000 |
| 1979 | 213,238 | 204,748 | 417,986 | 7,442,000 | 7,030,000 | 14,472,000 |
| 1980 | 213,584 | 204,789 | 418,373 | 7,582,000 | 7,165,000 | 14,747,000 |
| 1981 | 217,314 | 206,479 | 423,793 | 7,718,000 | 7,293,000 | 15,011,000 |
| 1982 | 208,630 | 200,265 | 408,895 | 7,745,000 | 7,450,000 | 15,195,000 |
| 1983 | 206,596 | 197,150 | 403,746 | 7,858,000 | 7,559,000 | 15,417,000 |
| 1984 | 199,834 | 191,230 | 391,064 | 7,953,000 | 7,650,000 | 15,603,000 |
| 1985 | 196,797 | 187,784 | 384,581 | 8,072,000 | 7,765,000 | 15,837,000 |
| 1986 | 183,261 | 176,067 | 359,328 | 8,215,000 | 7,902,000 | 16,117,000 |