2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 6 | 35.3% |
2 | China | 3 | 17.6% |
3 | Iran, Islamic Republic of | 2 | 11.8% |
4 | Russia | 2 | 11.8% |
5 | Slovenia | 2 | 11.8% |
6 | Singapore | 1 | 5.9% |
7 | Netherlands | 1 | 5.9% |