1991–1993 | 1994–1996 | 1997–1999 | 1991–1999 | Number | ||
---|---|---|---|---|---|---|
I | Upper white collar workers | 14.2 | 15.3 | 15.9 | 15.1 | 84175 |
II | Lower white collar workers | 48.0 | 45.1 | 41.2 | 44.9 | 250391 |
III | Blue collar workers | 18.9 | 17.8 | 16.5 | 17.8 | 99040 |
O | Others | 18.9 | 21.8 | 26.4 | 22.2 | 123687 |
—of which | ||||||
Entrepreneurs | 0.9 | 0.9 | 1.0 | 0.9 | 5118 | |
Farmers | 1.0 | 1.0 | 1.0 | 1.0 | 5635 | |
Students | 5.0 | 6.9 | 7.5 | 6.4 | 35790 | |
Retired | 0.1 | 0.1 | 0.1 | 0.1 | 407 | |
Unemployed | 0.2 | 0.5 | 0.6 | 0.4 | 2292 | |
Housewives | 6.5 | 7.8 | 7.0 | 7.1 | 39582 | |
Unclassifiable | 1.7 | 0.6 | 2.8 | 1.7 | 9346 | |
Missing | 3.5 | 4.0 | 6.4 | 4.6 | 25465 | |
Total | 100.0 | 100.0 | 100.0 | 100.0 | 557293 |