Table 1.
Construction of research sample: number in sample
| Description | Male | Female |
|---|---|---|
| Original sample | 5880 (777) | 5987 (997) |
| Sample with variables used in estimations | 5211 (719) | 5326 (909) |
| Respondent is worker | 4377 (707) | 3612 (572) |
| Ages ≤ 50a | 2436 (626) | 2009 (528) |
| Ages ≤ 40b | 1391 (341) | 1205 (368) |
| Respondent is full-time employed worker | 1617 (245) | 1627 (268) |
| Ages ≤ 50c | 794 (213) | 783 (249) |
| Ages ≤ 40d | 465 (121) | 471 (155) |
Number in parentheses show observations of respondents with primary school pupil. Various types of workers were classified as “worker” which include not only full-time employed workers but also self-employment, part-time worker, a temporary employee, professional worker such as lawyers and tax accountant
aSample was used for estimations reported in Tables 2−4, Figs. 2–4
bSample was used for estimations reported in Table 4
c, dSample was used for estimations reported in Tables 5, 7 and 8