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| 7th edition | ||||||||
| 1A (n=148) | 1B (n=180) | 2A (n=234) | 2B (n=211) | 3A (n=294) | 3B (n=5) | 4 (n=5) | ||
| 6thedition | 1A (n=148) | 148† | - | - | - | - | - | - |
| 1B (n=313) | - | 180† | 61* | 72* | - | - | - | |
| 2A (n=57) | - | - | 57† | - | - | - | - | |
| 2B (n=298) | - | - | 116‡ | 130† | 52* | - | - | |
| 3A (n=185) | - | - | - | - | 185† | - | - | |
| 3B (n=58) | - | - | - | 9‡ | 45‡ | 4† | - | |
| 4 (n=18) | - | - | - | - | 12‡ | 1‡ | 5† | |
| * Up-staging; † Same-staging; ‡ Down-staging. | ||||||||
