| Number | Meaning |
|---|---|
| 0 | Experimental |
| 1 | Version Implemented on 7 November 2001 |
| 2 | Version Implemented on 4 November 2003 |
| 3 | Version Implemented on 2 November 2005 |
| 4 | Version Implemented on 7 November 2007 |
| 5 | Pre-operational to be implemented by next amendment |
| 6-254 | Future Operational Version |
| 255 |
Master tables not used.
Local table entries and local templates may use the entire range of the
table, not just those sections marked "Reserved for local use". |