| Value |
Category |
| 0 |
Not Stated |
| 1 |
Only one |
| 2 |
From 2 to 5 |
| 3 |
From 6 to 9 |
| 4 |
From 10 to 49 |
| 5 |
50 and over |
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.