Rank	Countries/Territories	Count	Percent
1	United States	199	39.3%
2	China	113	22.3%
3	Germany	61	12%
4	Netherlands	23	4.5%
5	Turkey	16	3.2%
6	Japan	16	3.2%
7	France	9	1.8%
8	Bulgaria	7	1.4%
9	Canada	6	1.2%
10	Thailand	6	1.2%
11	United Kingdom	5	1%
12	Latvia	5	1%
13	Australia	5	1%
14	Egypt	5	1%
15	Belgium	3	0.6%
16	Denmark	3	0.6%
17	Ukraine	3	0.6%
18	Singapore	2	0.4%
19	South Africa	2	0.4%
20	Lithuania	2	0.4%
21	Mauritius	2	0.4%
22	Cyprus	2	0.4%
23	Hong Kong	2	0.4%
24	Iran, Islamic Republic of	2	0.4%
25	Ireland	1	0.2%
26	Israel	1	0.2%
27	Korea, Republic of	1	0.2%
28	Argentina	1	0.2%
29	Mongolia	1	0.2%
30	Philippines	1	0.2%
31	Portugal	1	0.2%
32	Romania	1	0.2%