2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 37 | 57.8% |
2 | Netherlands | 10 | 15.6% |
3 | Switzerland | 3 | 4.7% |
4 | China | 3 | 4.7% |
5 | France | 3 | 4.7% |
6 | Germany | 3 | 4.7% |
7 | Belgium | 2 | 3.1% |
8 | Canada | 2 | 3.1% |
9 | Sweden | 1 | 1.6% |