| Value |
Category |
| 1 |
Mostly by visiting |
| 2 |
Mostly by telephone |
| 3 |
My mail |
| 4 |
Combination |
| 5 |
Not maintaining many contacts |
| 6 |
Other |
| 9 |
Not stated |
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.