2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 9 | 37.5% |
2 | China | 4 | 16.7% |
3 | Germany | 3 | 12.5% |
4 | Iran, Islamic Republic of | 2 | 8.3% |
5 | Netherlands | 2 | 8.3% |
6 | Sweden | 2 | 8.3% |
7 | Taiwan | 2 | 8.3% |