2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 15 | 38.5% |
2 | China | 14 | 35.9% |
3 | Netherlands | 3 | 7.7% |
4 | Russia | 2 | 5.1% |
5 | France | 2 | 5.1% |
6 | Korea, Republic of | 2 | 5.1% |
7 | Canada | 1 | 2.6% |