| Years | Students’ applicants | Admitted students |
| 1962 | 30,000 | 11,255 |
| 1963 | 34,000 | 13,183 |
| 1964 | 38,000 | 23,119 |
| 1965 | 40,000 | 15,157 |
| 1966 | 41,000 | 14,443 |
| 1967 | 43,000 | 18,330 |
| 1968 | 32,864 | 14,651 |
| 1969 | 36,654 | 12,515 |
| 1970 | 38,580 | 15,179 |
| 1971 | 37,071 | 14,339 |
| 1972 | 38,866 | 15,932 |
| 1973 | 47,792 | 19,171 |
| 1974 | 54,955 | 26,597 |
| 1975 | 66,113 | 22,727 |
| 1976 | 64,872 | 14,549 |
| 1977 | 72,481 | 15,720 |
| 1978 | 80,849 | 18,784 |
| 1979 | 86,553 | 17,801 |
| 1980 | 84,468 | 18,733 |
| 1981 | 82,240 | 18,796 |
| 1982 | 94,000 | 22,081 |
| 1983 | 97,553 | 24,058 |
| 1984 | 129,374 | 30,001 |
| 1985 | 149,246 | 29,027 |
| 1986 | 156,289 | 28,943 |
| 1987 | 151,129 | 28,157 |
| 1988 | 132,727 | 27,989 |
| 1989 | 127,430 | 22,970 |
| 1990 | 124,658 | 22,760 |
| 1991 | 128,295 | 22,500 |
| 1992 | 140,514 | 22,000 |
| 1993 | 146,475 | 21,600 |
| 1994 | 154,116 | 22,000 |
| 1995 | 153,547 | 22,800 |
| 1996 | 151,499 | 23,580 |
| 1997 | 169,750 | 25,940 |
| …. | … | … |
| 2000 | 138,180 | 85,531 |
| …. | …. | … |
| 2005 | 129,380 | 81,021 |
| … | … | … |
| 2010 | 106,189 | 84,368 |
| … | … | … |
| 2015 | 104,616 | 70,988 |
| … | … | … |
| 2020 | 105,420 | 81,413 |
| 2021 | 103,468 | 63,239 |
| 2022 | 99,305 | 61,682 |