Average | N | Standard Deviation | |
Always | 8.48 | 294 | 2.063 |
Over five years | 8.63 | 43 | 1.169 |
For five years | 7.76 | 171 | 1.614 |
For three years | 6,75 | 56 | 2.271 |
For a year | 6.43 | 22 | 2.366 |
Over five years | 8.63 | 43 | 1.169 |
DK/NA | 5.05 | 39 | 2.455 |
Total | 7.85 | 625 | 2.171 |