All fights with a known weight class are included.
All fights with a known weight class are included.
| Division | Total Fights | (T)KOs | Submissions | Total Decisions | No Contests | DQs | Unknown |
| Heavyweight | 15074 | 6974 | 5198 | 2522 | 120 | 98 | 162 |
| Light Heavyweight | 11028 | 4605 | 3957 | 2273 | 60 | 76 | 57 |
| Middleweight | 17794 | 6631 | 6807 | 4045 | 110 | 102 | 99 |
| Welterweight | 25415 | 8914 | 9596 | 6525 | 146 | 114 | 120 |
| Lightweight | 29295 | 9410 | 11125 | 8362 | 144 | 132 | 122 |
| Featherweight | 22907 | 6819 | 8734 | 7057 | 115 | 99 | 83 |
| Bantamweight | 16401 | 4609 | 6081 | 5497 | 68 | 71 | 75 |
| Flyweight | 7619 | 2102 | 2616 | 2811 | 33 | 24 | 33 |
| Strawweight | 1617 | 374 | 597 | 626 | 7 | 7 | 6 |
| Women Featherweight | 946 | 317 | 334 | 284 | 7 | 4 | 0 |
| Women Bantamweight | 1527 | 523 | 469 | 522 | 7 | 4 | 2 |
| Women Flyweight | 1926 | 541 | 653 | 716 | 6 | 5 | 5 |
| Women Strawweight | 1669 | 401 | 534 | 725 | 5 | 3 | 1 |
| Women Atomweight | 789 | 154 | 266 | 367 | 1 | 0 | 1 |
| Division | Total Fights | (T)KOs | Submissions | Total Decisions | No Contests | DQs | Unknown |
| Heavyweight | 15074 | 46.3% | 34.5% | 16.7% | 0.8% | 0.7% | 1.1% |
| Light Heavyweight | 11028 | 41.8% | 35.9% | 20.6% | 0.5% | 0.7% | 0.5% |
| Middleweight | 17794 | 37.3% | 38.3% | 22.7% | 0.6% | 0.6% | 0.6% |
| Welterweight | 25415 | 35.1% | 37.8% | 25.7% | 0.6% | 0.4% | 0.5% |
| Lightweight | 29295 | 32.1% | 38.0% | 28.5% | 0.5% | 0.5% | 0.4% |
| Featherweight | 22907 | 29.8% | 38.1% | 30.8% | 0.5% | 0.4% | 0.4% |
| Bantamweight | 16401 | 28.1% | 37.1% | 33.5% | 0.4% | 0.4% | 0.5% |
| Flyweight | 7619 | 27.6% | 34.3% | 36.9% | 0.4% | 0.3% | 0.4% |
| Strawweight | 1617 | 23.1% | 36.9% | 38.7% | 0.4% | 0.4% | 0.4% |
| Women Featherweight | 946 | 33.5% | 35.3% | 30.0% | 0.7% | 0.4% | 0.0% |
| Women Bantamweight | 1527 | 34.3% | 30.7% | 34.2% | 0.5% | 0.3% | 0.1% |
| Women Flyweight | 1926 | 28.1% | 33.9% | 37.2% | 0.3% | 0.3% | 0.3% |
| Women Strawweight | 1669 | 24.0% | 32.0% | 43.4% | 0.3% | 0.2% | 0.1% |
| Women Atomweight | 789 | 19.5% | 33.7% | 46.5% | 0.1% | 0.0% | 0.1% |
| Division | Total | Unanimous | Split | Majority | Draws | Unknown |
| Heavyweight | 2522 | 1705 | 302 | 129 | 190 | 196 |
| Light Heavyweight | 2273 | 1671 | 303 | 105 | 135 | 59 |
| Middleweight | 4045 | 2899 | 576 | 170 | 258 | 142 |
| Welterweight | 6525 | 4796 | 957 | 246 | 357 | 169 |
| Lightweight | 8362 | 6048 | 1225 | 369 | 556 | 164 |
| Featherweight | 7057 | 5102 | 1000 | 345 | 489 | 121 |
| Bantamweight | 5497 | 3935 | 801 | 262 | 399 | 100 |
| Flyweight | 2811 | 1981 | 389 | 172 | 215 | 54 |
| Strawweight | 626 | 409 | 55 | 60 | 97 | 5 |
| Women Featherweight | 284 | 211 | 44 | 9 | 13 | 7 |
| Women Bantamweight | 522 | 380 | 92 | 23 | 20 | 7 |
| Women Flyweight | 716 | 544 | 113 | 23 | 25 | 11 |
| Women Strawweight | 725 | 545 | 136 | 22 | 15 | 7 |
| Women Atomweight | 367 | 274 | 60 | 16 | 16 | 1 |
| Division | Total | Unanimous | Split | Majority | Draws | Unknown |
| Heavyweight | 2522 | 67.6% | 12.0% | 5.1% | 7.5% | 7.8% |
| Light Heavyweight | 2273 | 73.5% | 13.3% | 4.6% | 5.9% | 2.6% |
| Middleweight | 4045 | 71.7% | 14.2% | 4.2% | 6.4% | 3.5% |
| Welterweight | 6525 | 73.5% | 14.7% | 3.8% | 5.5% | 2.6% |
| Lightweight | 8362 | 72.3% | 14.6% | 4.4% | 6.6% | 2.0% |
| Featherweight | 7057 | 72.3% | 14.2% | 4.9% | 6.9% | 1.7% |
| Bantamweight | 5497 | 71.6% | 14.6% | 4.8% | 7.3% | 1.8% |
| Flyweight | 2811 | 70.5% | 13.8% | 6.1% | 7.6% | 1.9% |
| Strawweight | 626 | 65.3% | 8.8% | 9.6% | 15.5% | 0.8% |
| Women Featherweight | 284 | 74.3% | 15.5% | 3.2% | 4.6% | 2.5% |
| Women Bantamweight | 522 | 72.8% | 17.6% | 4.4% | 3.8% | 1.3% |
| Women Flyweight | 716 | 76.0% | 15.8% | 3.2% | 3.5% | 1.5% |
| Women Strawweight | 725 | 75.2% | 18.8% | 3.0% | 2.1% | 1.0% |
| Women Atomweight | 367 | 74.7% | 16.3% | 4.4% | 4.4% | 0.3% |