2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 28 | 48.3% |
2 | China | 13 | 22.4% |
3 | Netherlands | 7 | 12.1% |
4 | Iran, Islamic Republic of | 4 | 6.9% |
5 | Russia | 2 | 3.4% |
6 | United Kingdom | 2 | 3.4% |
7 | France | 1 | 1.7% |
8 | Germany | 1 | 1.7% |