Table 1.
Countries, Country Abbreviations, and Unweighted Valid Sample Sizes by Survey Wave/Year.
| Abbreviation | Wave 1 (2004/5) | Wave 2 (2006/7) | Wave 4 (2011) | Wave 5 (2013) | Wave 6 (2015) | |
|---|---|---|---|---|---|---|
|
| ||||||
| Country | ||||||
| Austria | AUS | 1525 | 1178 | 5017 | 4262 | 3343 |
| Belgium | BEL | 3614 | 3107 | 5118 | 5492 | 5673 |
| Czech Republic | CZE | — | 2642 | 5320 | 5503 | 4782 |
| Denmark | DEN | 1611 | 2519 | 2206 | 4032 | 3647 |
| Estonia | EST | — | — | — | 5658 | 5520 |
| France | FRA | 2909 | 2832 | 5532 | 4392 | 3855 |
| Germany | GER | 2925 | 2562 | 1608 | 5548 | 4326 |
| Italy | ITA | 2497 | 2905 | 3512 | 4635 | 5184 |
| Luxembourg | LUX | — | — | — | 1582 | 1542 |
| Netherlands | NET | 2854 | 2622 | 2735 | — | — |
| Poland | POL | — | 2400 | 1713 | — | — |
| Slovenia | SLO | — | — | — | 2903 | 4169 |
| Spain | SPA | 2262 | 2364 | 3632 | 6537 | 5550 |
| Sweden | SWE | 2990 | 2751 | 1956 | 4492 | 3868 |
| Switzerland | SWI | 950 | 1445 | 3642 | 2984 | 2767 |
| Total (all waves) | 207,701 | |||||