Rank	Countries/Territories	Count	Percent
1	United States	208	40.7%
2	China	114	22.3%
3	Germany	58	11.4%
4	Japan	33	6.5%
5	France	16	3.1%
6	Syrian Arab Republic	15	2.9%
7	Norway	7	1.4%
8	Korea, Republic of	6	1.2%
9	Netherlands	5	1%
10	Singapore	5	1%
11	Ireland	5	1%
12	Canada	5	1%
13	Iran, Islamic Republic of	3	0.6%
14	Morocco	3	0.6%
15	North Macedonia	3	0.6%
16	Malaysia	2	0.4%
17	Mongolia	2	0.4%
18	Russia	2	0.4%
19	Taiwan	2	0.4%
20	Ukraine	2	0.4%
21	Cyprus	2	0.4%
22	Israel	2	0.4%
23	Chile	2	0.4%
24	Brazil	2	0.4%
25	Hong Kong	2	0.4%
26	India	1	0.2%
27	Indonesia	1	0.2%
28	Argentina	1	0.2%
29	Italy	1	0.2%
30	Jordan	1	0.2%