2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 54 | 50.5% |
2 | China | 26 | 24.3% |
3 | Germany | 17 | 15.9% |
4 | Netherlands | 4 | 3.7% |
5 | Iran, Islamic Republic of | 3 | 2.8% |
6 | France | 2 | 1.9% |
7 | Russia | 1 | 0.9% |