Rank	Countries/Territories	Count	Percent
1	United States	273	39.4%
2	China	193	27.8%
3	Germany	66	9.5%
4	India	29	4.2%
5	Poland	25	3.6%
6	Hong Kong	18	2.6%
7	Taiwan	16	2.3%
8	Japan	11	1.6%
9	Colombia	4	0.6%
10	Ecuador	4	0.6%
11	Thailand	4	0.6%
12	United Kingdom	4	0.6%
13	Netherlands	4	0.6%
14	Slovenia	3	0.4%
15	Egypt	3	0.4%
16	Cyprus	3	0.4%
17	Canada	3	0.4%
18	Iran, Islamic Republic of	3	0.4%
19	Malaysia	2	0.3%
20	Belgium	2	0.3%
21	Bulgaria	2	0.3%
22	Spain	2	0.3%
23	Russia	2	0.3%
24	Saudi Arabia	2	0.3%
25	Serbia	2	0.3%
26	Peru	2	0.3%
27	Venezuela, Bolivarian Republic of	2	0.3%
28	Turkey	2	0.3%
29	Ukraine	2	0.3%
30	Nigeria	1	0.1%
31	Chile	1	0.1%
32	Korea, Republic of	1	0.1%
33	Malawi	1	0.1%
34	Indonesia	1	0.1%