2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 51 | 61.4% |
2 | Netherlands | 9 | 10.8% |
3 | Switzerland | 6 | 7.2% |
4 | China | 4 | 4.8% |
5 | France | 3 | 3.6% |
6 | Germany | 3 | 3.6% |
7 | Tanzania, United Republic of | 3 | 3.6% |
8 | Canada | 2 | 2.4% |
9 | Latvia | 2 | 2.4% |