| Value |
Category |
| 1 |
Month and year |
| 2 |
From calendar |
| 3 |
From termination before 2003 |
| 5 |
Year |
| 7 |
Month |
| 8 |
None |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.