2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 21 | 39.6% |
2 | China | 11 | 20.8% |
3 | Germany | 8 | 15.1% |
4 | Netherlands | 5 | 9.4% |
5 | Iran, Islamic Republic of | 4 | 7.5% |
6 | France | 2 | 3.8% |
7 | Sweden | 2 | 3.8% |