Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Areas in The Netherlands in 2000 – 2008 categorized according to three levels of probable tick densities
| Density | 2000 | 2004 | 2008 | Change 2000-2008 |
|---|---|---|---|---|
| High |
4399 km2 |
4483 km2 |
5246 km2 |
19% |
| Low |
15608 km2 |
15517 km2 |
15645 km2 |
1% |
| Zero | 13744 km2 | 13755 km2 | 12652 km2 | −8% |
