| | 1995 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 |
| Total |
| Number of organizations with post-graduate courses | 84 | 81 | 83 | 84 | 83 | 86 | 88 |
| Number of post-graduate students, person | 1282 | 907 | 963 | 982 | 1059 | 1178 | 1318 |
| Admission of post-graduate students, person | 367 | 151 | 367 | 292 | 303 | 398 | 470 |
| Post graduates completed their education, person | 339 | 418 | 321 | 244 | 202 | 260 | 320 |
| including those defended a dissertation | 33 | 23 | 35 | 19 | 14 | 27 | 31 |
| Research institutions |
| Number of organizations with post-graduate courses | 66 | 63 | 65 | 66 | 65 | 64 | 65 |
| Number of post-graduate students, person | 709 | 488 | 479 | 519 | 540 | 630 | 736 |
| Admission of post-graduate students, person | 180 | 119 | 165 | 168 | 176 | 238 | 281 |
| Post graduates completed their education, person | 157 | 184 | 183 | 114 | 139 | 135 | 164 |
| including those defended a dissertation | 16 | 13 | 15 | 10 | 11 | 10 | 14 |
| Higher Educational Institutions |
| Number of organizations with post-graduate courses | 18 | 18 | 18 | 18 | 18 | 22 | 23 |
| Number of post-graduate students, person | 573 | 419 | 484 | 463 | 519 | 548 | 582 |
| Admission of post-graduate students, person | 187 | 32 | 202 | 124 | 127 | 160 | 189 |
| Post graduates completed their education, person | 182 | 234 | 138 | 130 | 63 | 125 | 156 |
| including those defended a dissertation | 17 | 10 | 20 | 9 | 3 | 17 | 17 |