2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 40 | 47.1% |
2 | Netherlands | 21 | 24.7% |
3 | China | 12 | 14.1% |
4 | Germany | 8 | 9.4% |
5 | Korea, Republic of | 1 | 1.2% |
6 | France | 1 | 1.2% |
7 | Switzerland | 1 | 1.2% |
8 | Canada | 1 | 1.2% |