birth year
Datafile
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 119 | 4.43% |
| refusal | -2 | 10 | 0.37% |
| don't know | -1 | 10 | 0.37% |
| [Value >= 0] | 1 | 2549 | 94.83% |
| Total | 2688 | 100.0% |
| Mean | Number Missing | Min | Max | Std Dev | N |
|---|---|---|---|---|---|
| 1967.11 | 139 | 1910.0 | 2008.0 | 23.01 | 2549 |
