The numerical entries in the Severity and Density columns (S and D) are not user-definable at this time. Valid entries are listed in the table below:
| Column | Possible Numerical Entries (and their descriptions) | 
| S | 0 1 = Light 2 = Moderate 3 = Severe | 
| D | 0 1 = <10% 2 = 10- 25% 3 = 25- 50% 4 = >50% |