The age gradings for all results from 1st January 2017 need to use the new 2015 factors. All past results should remain unchanged but also need to be updated to include their grading using these form factors so that a comparison across years can be made.
The age gradings for all results from 1st January 2017 need to use the new 2015 factors. All past results should remain unchanged but also need to be updated to include their grading using these form factors so that a comparison across years can be made.