2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 23 | 30.3% |
2 | China | 17 | 22.4% |
3 | Netherlands | 13 | 17.1% |
4 | Russia | 12 | 15.8% |
5 | Canada | 5 | 6.6% |
6 | Iran, Islamic Republic of | 2 | 2.6% |
7 | Korea, Republic of | 2 | 2.6% |
8 | France | 1 | 1.3% |
9 | Germany | 1 | 1.3% |