2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 18 | 35.3% |
2 | Netherlands | 12 | 23.5% |
3 | Germany | 10 | 19.6% |
4 | China | 6 | 11.8% |
5 | Taiwan | 2 | 3.9% |
6 | France | 1 | 2% |
7 | Greece | 1 | 2% |
8 | Korea, Republic of | 1 | 2% |