| 01 | Less than | | 24 | |
| 02 | Not more than | | 24 | |
| 03 | Exactly | The supplier’s true figure, or at least a best estimate expected to be within 10% of the true figure (ie a quoted figure of 100 could in fact be anything between 91 and 111) | 24 | |
| 04 | Approximately | Generally interpreted as within 25% of the true figure (ie a quoted figure of 100 could in fact be anything between 80 and 133). The supplier may introduce a deliberate approximation to reduce the commercial sensitivity of the figure | 24 | |
| 05 | About | Generally interpreted as within a factor of two of the true figure (ie a quoted figure of 100 could in fact be anything between 50 and 200). The supplier may introduce a deliberate approximation to reduce the commercial sensitivity of the figure | 24 | |
| 06 | Not less than | | 24 | |
| 07 | More than | | 24 | |