2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 31 | 34.4% |
2 | Netherlands | 22 | 24.4% |
3 | Germany | 22 | 24.4% |
4 | China | 6 | 6.7% |
5 | Korea, Republic of | 4 | 4.4% |
6 | Denmark | 2 | 2.2% |
7 | France | 2 | 2.2% |
8 | Norway | 1 | 1.1% |