Figure 1

Figure 2

Figure 3

Samples according to site (state) and selection criterion (based on risk versus population distribution)Tabelle 1_ Probenanzahl nach Bundesland und Auswahlkriterium der jeweiligen Messstelle (risikobasiert versus Berücksichtigung gemäß regionaler Bevölkerungsverteilung) Samples from sites chosen according Samples from sites chosen according
| State | Samples from sites chosen according to population distribution | Samples from sites chosen according to the risk of contamination |
|---|---|---|
| Burgenland | 5 | 11 |
| Carinthia | 7 | 5 |
| Lower Austria | 24 | 10 |
| Upper Austria | 20 | 23 |
| Salzburg | 8 | 14 |
| Styria | 16 | 20 |
| Tyrol | 10 | 7 |
| Vorarlberg | 6 | 8 |
| Vienna | 4 | 2 |
| Total | 100 | 100 |