Rank	Countries/Territories	Count	Percent
1	United States	403	46.9%
2	China	180	20.9%
3	Germany	73	8.5%
4	India	36	4.2%
5	Japan	35	4.1%
6	Taiwan	19	2.2%
7	Netherlands	16	1.9%
8	Mexico	14	1.6%
9	Indonesia	11	1.3%
10	Italy	8	0.9%
11	Korea, Republic of	7	0.8%
12	Australia	6	0.7%
13	Canada	5	0.6%
14	France	4	0.5%
15	Ireland	4	0.5%
16	Singapore	4	0.5%
17	United Kingdom	4	0.5%
18	Spain	3	0.3%
19	Switzerland	3	0.3%
20	Philippines	3	0.3%
21	Iran, Islamic Republic of	3	0.3%
22	Cyprus	3	0.3%
23	Denmark	2	0.2%
24	Ecuador	2	0.2%
25	Russia	2	0.2%
26	Venezuela, Bolivarian Republic of	2	0.2%
27	Viet Nam	1	0.1%
28	Poland	1	0.1%
29	Pakistan	1	0.1%
30	Ukraine	1	0.1%
31	United Arab Emirates	1	0.1%
32	Hong Kong	1	0.1%
33	Hungary	1	0.1%
34	Colombia	1	0.1%