2018 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 13 | 41.9% |
2 | China | 8 | 25.8% |
3 | Germany | 5 | 16.1% |
4 | India | 1 | 3.2% |
5 | Netherlands | 1 | 3.2% |
6 | Republic of Korea | 1 | 3.2% |
7 | Slovakia | 1 | 3.2% |
8 | France | 1 | 3.2% |