2021 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 45 | 28.5% |
2 | Netherlands | 43 | 27.2% |
3 | Germany | 27 | 17.1% |
4 | China | 25 | 15.8% |
5 | Taiwan | 5 | 3.2% |
6 | Korea, Republic of | 3 | 1.9% |
7 | Russia | 3 | 1.9% |
8 | India | 2 | 1.3% |
9 | Austria | 2 | 1.3% |
10 | Canada | 1 | 0.6% |
11 | France | 1 | 0.6% |
12 | Ukraine | 1 | 0.6% |