2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 18 | 31% |
2 | Netherlands | 16 | 27.6% |
3 | Germany | 11 | 19% |
4 | China | 5 | 8.6% |
5 | Japan | 2 | 3.4% |
6 | Korea, Republic of | 2 | 3.4% |
7 | Norway | 2 | 3.4% |
8 | Russia | 1 | 1.7% |
9 | France | 1 | 1.7% |