Distribution of Values for
Leaflet Mark Position (Leaflet Mark Position)
| Code | Definition | Number of Accessions |
| 1 | Distal | 242 |
| 10 | Distal & Lower | 6 |
| 11 | Distal & Mid | 9 |
| 12 | Distal & Upper | 3 |
| 13 | Distal To Upper | 16 |
| 14 | Mid & Variable | 12 |
| 15 | Proximal To Lower | 15 |
| 16 | Proximal To Mid | 20 |
| 17 | Proximal To Upper | 13 |
| 18 | Lower To Mid | 29 |
| 19 | Upper To Mid | 130 |
| 2 | Upper | 1337 |
| 20 | Mid To Lower | 25 |
| 21 | Nil | 3981 |
| 3 | Mid | 881 |
| 4 | Lower | 291 |
| 5 | Proximal | 1434 |
| 6 | Random | 9007 |
| 7 | Entire | 103 |
| 8 | Mid-Rib | 286 |
| 9 | Distal & Proximal | 29 |