2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 11 | 26.8% |
2 | China | 5 | 12.2% |
3 | Iran, Islamic Republic of | 5 | 12.2% |
4 | Russia | 5 | 12.2% |
5 | Spain | 4 | 9.8% |
6 | Netherlands | 4 | 9.8% |
7 | Canada | 3 | 7.3% |
8 | Italy | 2 | 4.9% |
9 | Germany | 2 | 4.9% |