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 | 15092 | 6983 | 5200 | 2528 | 120 | 98 | 163 |
| Light Heavyweight | 11044 | 4611 | 3961 | 2277 | 61 | 76 | 58 |
| Middleweight | 17808 | 6640 | 6809 | 4047 | 111 | 102 | 99 |
| Welterweight | 25443 | 8923 | 9606 | 6533 | 147 | 114 | 120 |
| Lightweight | 29329 | 9426 | 11136 | 8369 | 144 | 132 | 122 |
| Featherweight | 22976 | 6836 | 8768 | 7073 | 115 | 99 | 85 |
| Bantamweight | 16434 | 4621 | 6093 | 5504 | 68 | 71 | 77 |
| Flyweight | 7626 | 2105 | 2618 | 2813 | 33 | 24 | 33 |
| Strawweight | 1616 | 376 | 595 | 625 | 7 | 7 | 6 |
| Women Featherweight | 947 | 316 | 335 | 285 | 7 | 4 | 0 |
| Women Bantamweight | 1530 | 523 | 469 | 525 | 7 | 4 | 2 |
| Women Flyweight | 1930 | 542 | 654 | 719 | 6 | 4 | 5 |
| Women Strawweight | 1676 | 403 | 536 | 728 | 5 | 3 | 1 |
| Women Atomweight | 790 | 154 | 267 | 367 | 1 | 0 | 1 |
| Division | Total Fights | (T)KOs | Submissions | Total Decisions | No Contests | DQs | Unknown |
| Heavyweight | 15092 | 46.3% | 34.5% | 16.8% | 0.8% | 0.6% | 1.1% |
| Light Heavyweight | 11044 | 41.8% | 35.9% | 20.6% | 0.6% | 0.7% | 0.5% |
| Middleweight | 17808 | 37.3% | 38.2% | 22.7% | 0.6% | 0.6% | 0.6% |
| Welterweight | 25443 | 35.1% | 37.8% | 25.7% | 0.6% | 0.4% | 0.5% |
| Lightweight | 29329 | 32.1% | 38.0% | 28.5% | 0.5% | 0.5% | 0.4% |
| Featherweight | 22976 | 29.8% | 38.2% | 30.8% | 0.5% | 0.4% | 0.4% |
| Bantamweight | 16434 | 28.1% | 37.1% | 33.5% | 0.4% | 0.4% | 0.5% |
| Flyweight | 7626 | 27.6% | 34.3% | 36.9% | 0.4% | 0.3% | 0.4% |
| Strawweight | 1616 | 23.3% | 36.8% | 38.7% | 0.4% | 0.4% | 0.4% |
| Women Featherweight | 947 | 33.4% | 35.4% | 30.1% | 0.7% | 0.4% | 0.0% |
| Women Bantamweight | 1530 | 34.2% | 30.7% | 34.3% | 0.5% | 0.3% | 0.1% |
| Women Flyweight | 1930 | 28.1% | 33.9% | 37.3% | 0.3% | 0.2% | 0.3% |
| Women Strawweight | 1676 | 24.0% | 32.0% | 43.4% | 0.3% | 0.2% | 0.1% |
| Women Atomweight | 790 | 19.5% | 33.8% | 46.5% | 0.1% | 0.0% | 0.1% |
| Division | Total | Unanimous | Split | Majority | Draws | Unknown |
| Heavyweight | 2528 | 1708 | 305 | 129 | 190 | 196 |
| Light Heavyweight | 2277 | 1674 | 304 | 105 | 135 | 59 |
| Middleweight | 4047 | 2899 | 577 | 170 | 258 | 143 |
| Welterweight | 6533 | 4803 | 957 | 246 | 357 | 170 |
| Lightweight | 8369 | 6055 | 1226 | 370 | 555 | 163 |
| Featherweight | 7073 | 5115 | 1001 | 346 | 489 | 122 |
| Bantamweight | 5504 | 3935 | 805 | 262 | 399 | 103 |
| Flyweight | 2813 | 1984 | 389 | 172 | 215 | 53 |
| Strawweight | 625 | 409 | 55 | 59 | 97 | 5 |
| Women Featherweight | 285 | 212 | 44 | 9 | 13 | 7 |
| Women Bantamweight | 525 | 383 | 92 | 23 | 20 | 7 |
| Women Flyweight | 719 | 546 | 114 | 23 | 25 | 11 |
| Women Strawweight | 728 | 545 | 138 | 23 | 15 | 7 |
| Women Atomweight | 367 | 274 | 60 | 16 | 16 | 1 |
| Division | Total | Unanimous | Split | Majority | Draws | Unknown |
| Heavyweight | 2528 | 67.6% | 12.1% | 5.1% | 7.5% | 7.8% |
| Light Heavyweight | 2277 | 73.5% | 13.4% | 4.6% | 5.9% | 2.6% |
| Middleweight | 4047 | 71.6% | 14.3% | 4.2% | 6.4% | 3.5% |
| Welterweight | 6533 | 73.5% | 14.6% | 3.8% | 5.5% | 2.6% |
| Lightweight | 8369 | 72.4% | 14.6% | 4.4% | 6.6% | 1.9% |
| Featherweight | 7073 | 72.3% | 14.2% | 4.9% | 6.9% | 1.7% |
| Bantamweight | 5504 | 71.5% | 14.6% | 4.8% | 7.2% | 1.9% |
| Flyweight | 2813 | 70.5% | 13.8% | 6.1% | 7.6% | 1.9% |
| Strawweight | 625 | 65.4% | 8.8% | 9.4% | 15.5% | 0.8% |
| Women Featherweight | 285 | 74.4% | 15.4% | 3.2% | 4.6% | 2.5% |
| Women Bantamweight | 525 | 73.0% | 17.5% | 4.4% | 3.8% | 1.3% |
| Women Flyweight | 719 | 75.9% | 15.9% | 3.2% | 3.5% | 1.5% |
| Women Strawweight | 728 | 74.9% | 19.0% | 3.2% | 2.1% | 1.0% |
| Women Atomweight | 367 | 74.7% | 16.3% | 4.4% | 4.4% | 0.3% |