At 2.03 three should statements (of which originally two were musts) should be made into must statements at version 3.0.0.
The rules to be added are:
- The @value must be omitted for qualitative measures
- The @value must be included for non-qualitative measures
- The @value must be a valid number for all non-qualitative measures
And they are found in three places:
This helps ensure the quality of data being reported, and will make it easier for data users to analyse results data.