| Age | N |
| S | St. Deviation | The lowest | The Highest |
SCA (Overall) | 15 - 17 | 113 | 2.01 | 0.33 | 0.03 | 1.19 | 2.60 |
18 - 21 | 152 | 2.04 | 0.37 | 0.03 | 1.14 | 3.70 | |
22 - 40 | 307 | 2.06 | 0.39 | 0.02 | 1.02 | 3.35 | |
41 - 60 | 223 | 2.12 | 0.39 | 0.03 | 1.12 | 3.21 | |
61 and over | 74 | 2.21 | 0.49 | 0.06 | 1.02 | 3.53 | |
Total | 869 | 2.08 | 0.39 | 0.01 | 1.02 | 3.70 |