2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 44 | 39.3% |
2 | China | 21 | 18.8% |
3 | Netherlands | 15 | 13.4% |
4 | Germany | 11 | 9.8% |
5 | Canada | 9 | 8% |
6 | France | 5 | 4.5% |
7 | Italy | 4 | 3.6% |
8 | United Kingdom | 2 | 1.8% |
9 | Iran, Islamic Republic of | 1 | 0.9% |