Rank	Countries/Territories	Count	Percent
1	United States	665	38.4%
2	China	431	24.9%
3	Germany	178	10.3%
4	Russia	48	2.8%
5	Turkey	47	2.7%
6	France	46	2.7%
7	India	39	2.3%
8	Canada	38	2.2%
9	Spain	37	2.1%
10	Japan	32	1.8%
11	Portugal	20	1.2%
12	Netherlands	15	0.9%
13	Singapore	14	0.8%
14	United Kingdom	14	0.8%
15	Morocco	13	0.8%
16	Cyprus	13	0.8%
17	Australia	12	0.7%
18	Italy	8	0.5%
19	Slovenia	8	0.5%
20	Iran, Islamic Republic of	7	0.4%
21	Korea, Republic of	6	0.3%
22	Romania	6	0.3%
23	Argentina	5	0.3%
24	Ireland	4	0.2%
25	Norway	4	0.2%
26	Ukraine	3	0.2%
27	Ecuador	3	0.2%
28	Bermuda	2	0.1%
29	Malaysia	2	0.1%
30	Viet Nam	2	0.1%
31	Pakistan	2	0.1%
32	Poland	2	0.1%
33	South Africa	1	0.1%
34	Sweden	1	0.1%
35	Tunisia	1	0.1%
36	Iraq	1	0.1%
37	Brazil	1	0.1%
38	Hong Kong	1	0.1%