|   Q1  |       Q28  |    ||||
|   No  |       Slight  |       Moderate  |       Strong  |       Total  |    |
|   No  |       85  |       130  |       147  |       76  |       438  |    
|   Slight  |       6  |       41  |       68  |       60  |       175  |    
|   Moderate  |       2  |       7  |       10  |       12  |       31  |    
|   Strong  |       1  |       1  |       0  |       1  |       3  |    
|   Total  |       94  |       179  |       225  |       149  |       647  |