2018 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 30 | 51.7% |
2 | Germany | 8 | 13.8% |
3 | China | 6 | 10.3% |
4 | India | 4 | 6.9% |
5 | Republic of Korea | 4 | 6.9% |
6 | Spain | 2 | 3.4% |
7 | Poland | 2 | 3.4% |
8 | Canada | 2 | 3.4% |