2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 22 | 45.8% |
2 | Netherlands | 7 | 14.6% |
3 | China | 7 | 14.6% |
4 | Germany | 4 | 8.3% |
5 | Iran, Islamic Republic of | 3 | 6.2% |
6 | Korea, Republic of | 2 | 4.2% |
7 | France | 2 | 4.2% |
8 | Norway | 1 | 2.1% |