first date of interview entered. used for checks - month
Datafile
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 6 | 0.32% |
| [Value >= 0] | 1 | 1864 | 99.68% |
| Total | 1870 | 100.0% |
| Mean | Number Missing | Min | Max | Std Dev | N |
|---|---|---|---|---|---|
| 3.74 | 6 | 3.0 | 6.0 | 0.72 | 1864 |
