All fights with a known weight class are included.
| Division | Total Fights | (T)KOs | Submissions | Total Decisions | No Contests | DQs | Unknown |
| Heavyweight | 13844 | 6278 | 4922 | 2310 | 104 | 90 | 140 |
| Light Heavyweight | 9926 | 4081 | 3638 | 2056 | 56 | 68 | 27 |
| Middleweight | 15885 | 5811 | 6219 | 3607 | 98 | 92 | 58 |
| Welterweight | 22162 | 7632 | 8527 | 5699 | 128 | 102 | 74 |
| Lightweight | 25342 | 7887 | 9840 | 7317 | 126 | 110 | 62 |
| Featherweight | 19262 | 5577 | 7504 | 5934 | 101 | 93 | 53 |
| Bantamweight | 13326 | 3633 | 5046 | 4495 | 52 | 50 | 50 |
| Flyweight | 6049 | 1602 | 2047 | 2336 | 28 | 20 | 16 |
| Strawweight | 1325 | 300 | 477 | 535 | 6 | 5 | 2 |
| Women Featherweight | 830 | 272 | 300 | 248 | 6 | 4 | 0 |
| Women Bantamweight | 1330 | 463 | 418 | 436 | 6 | 4 | 3 |
| Women Flyweight | 1579 | 441 | 559 | 570 | 5 | 3 | 1 |
| Women Strawweight | 1314 | 313 | 431 | 563 | 4 | 3 | 0 |
| Women Atomweight | 648 | 115 | 225 | 306 | 1 | 0 | 1 |
| Division | Total Fights | (T)KOs | Submissions | Total Decisions | No Contests | DQs | Unknown |
| Heavyweight | 13844 | 45.3% | 35.6% | 16.7% | 0.8% | 0.7% | 1.0% |
| Light Heavyweight | 9926 | 41.1% | 36.7% | 20.7% | 0.6% | 0.7% | 0.3% |
| Middleweight | 15885 | 36.6% | 39.2% | 22.7% | 0.6% | 0.6% | 0.4% |
| Welterweight | 22162 | 34.4% | 38.5% | 25.7% | 0.6% | 0.5% | 0.3% |
| Lightweight | 25342 | 31.1% | 38.8% | 28.9% | 0.5% | 0.4% | 0.2% |
| Featherweight | 19262 | 29.0% | 39.0% | 30.8% | 0.5% | 0.5% | 0.3% |
| Bantamweight | 13326 | 27.3% | 37.9% | 33.7% | 0.4% | 0.4% | 0.4% |
| Flyweight | 6049 | 26.5% | 33.8% | 38.6% | 0.5% | 0.3% | 0.3% |
| Strawweight | 1325 | 22.6% | 36.0% | 40.4% | 0.5% | 0.4% | 0.2% |
| Women Featherweight | 830 | 32.8% | 36.1% | 29.9% | 0.7% | 0.5% | 0.0% |
| Women Bantamweight | 1330 | 34.8% | 31.4% | 32.8% | 0.5% | 0.3% | 0.2% |
| Women Flyweight | 1579 | 27.9% | 35.4% | 36.1% | 0.3% | 0.2% | 0.1% |
| Women Strawweight | 1314 | 23.8% | 32.8% | 42.8% | 0.3% | 0.2% | 0.0% |
| Women Atomweight | 648 | 17.7% | 34.7% | 47.2% | 0.2% | 0.0% | 0.2% |
| Division | Total | Unanimous | Split | Majority | Draws | Unknown |
| Heavyweight | 2310 | 1546 | 268 | 125 | 182 | 189 |
| Light Heavyweight | 2056 | 1508 | 273 | 102 | 120 | 53 |
| Middleweight | 3607 | 2567 | 512 | 162 | 240 | 126 |
| Welterweight | 5699 | 4146 | 852 | 226 | 334 | 141 |
| Lightweight | 7317 | 5233 | 1088 | 352 | 512 | 132 |
| Featherweight | 5934 | 4234 | 852 | 301 | 448 | 99 |
| Bantamweight | 4495 | 3172 | 661 | 225 | 363 | 74 |
| Flyweight | 2336 | 1624 | 313 | 161 | 194 | 44 |
| Strawweight | 535 | 341 | 44 | 54 | 92 | 4 |
| Women Featherweight | 248 | 183 | 37 | 8 | 12 | 8 |
| Women Bantamweight | 436 | 314 | 77 | 23 | 18 | 4 |
| Women Flyweight | 570 | 428 | 92 | 22 | 21 | 7 |
| Women Strawweight | 563 | 427 | 98 | 19 | 14 | 5 |
| Women Atomweight | 306 | 229 | 48 | 13 | 15 | 1 |
| Division | Total | Unanimous | Split | Majority | Draws | Unknown |
| Heavyweight | 2310 | 66.9% | 11.6% | 5.4% | 7.9% | 8.2% |
| Light Heavyweight | 2056 | 73.3% | 13.3% | 5.0% | 5.8% | 2.6% |
| Middleweight | 3607 | 71.2% | 14.2% | 4.5% | 6.7% | 3.5% |
| Welterweight | 5699 | 72.7% | 14.9% | 4.0% | 5.9% | 2.5% |
| Lightweight | 7317 | 71.5% | 14.9% | 4.8% | 7.0% | 1.8% |
| Featherweight | 5934 | 71.4% | 14.4% | 5.1% | 7.5% | 1.7% |
| Bantamweight | 4495 | 70.6% | 14.7% | 5.0% | 8.1% | 1.6% |
| Flyweight | 2336 | 69.5% | 13.4% | 6.9% | 8.3% | 1.9% |
| Strawweight | 535 | 63.7% | 8.2% | 10.1% | 17.2% | 0.7% |
| Women Featherweight | 248 | 73.8% | 14.9% | 3.2% | 4.8% | 3.2% |
| Women Bantamweight | 436 | 72.0% | 17.7% | 5.3% | 4.1% | 0.9% |
| Women Flyweight | 570 | 75.1% | 16.1% | 3.9% | 3.7% | 1.2% |
| Women Strawweight | 563 | 75.8% | 17.4% | 3.4% | 2.5% | 0.9% |
| Women Atomweight | 306 | 74.8% | 15.7% | 4.2% | 4.9% | 0.3% |
