2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 23 | 46.9% |
2 | Germany | 10 | 20.4% |
3 | China | 4 | 8.2% |
4 | Netherlands | 4 | 8.2% |
5 | France | 3 | 6.1% |
6 | Switzerland | 2 | 4.1% |
7 | Kazakhstan | 2 | 4.1% |
8 | Iran, Islamic Republic of | 1 | 2% |