| 2005 | 2010 | 2013 | |
|---|---|---|---|
| Oberösterreich | 12,140 | 9,310 | 7,810 |
| Steiermark | 14,160 | 9,490 | 7,380 |
| Niederösterreich | 11,300 | 8,240 | 5,920 |
| Kärnten | 6,780 | 4,780 | 3,650 |
| Tirol | 3,780 | 2,880 | 2,130 |
| Salzburg | 2,130 | 1,660 | 1,430 |
| Burgenland (AT) | 1,370 | 840 | 620 |
| Vorarlberg | 690 | 550 | 470 |
| Wien (AT13) | 0 | 10 | 10 |