| Location | Value |
| Tristan Da Cunha | 15mm |
| Gough Island | 14mm |
| Cape Saint Lucia | 3mm |
| Location | Value |
| Gough Island | 13mm |
| Tristan Da Cunha | 11mm |
| Location | Value |
| Gough Island | 5mm |
| Tristan Da Cunha | 4mm |
| Marion Island | 3mm |
| Location | Value |
| Gough Island | 2mm |
| Location | Value |
| Marion Island | 10mm |
| Tristan Da Cunha | 3mm |