Rank	Countries/Territories	Count	Percent
1	United States	353	36.1%
2	China	315	32.2%
3	Germany	57	5.8%
4	Japan	24	2.5%
5	Korea, Republic of	20	2%
6	Brazil	20	2%
7	France	17	1.7%
8	Netherlands	16	1.6%
9	India	15	1.5%
10	Singapore	13	1.3%
11	Switzerland	13	1.3%
12	Canada	12	1.2%
13	Ireland	11	1.1%
14	United Kingdom	11	1.1%
15	Ukraine	7	0.7%
16	Mexico	7	0.7%
17	Australia	6	0.6%
18	Italy	5	0.5%
19	Russia	5	0.5%
20	Nepal	4	0.4%
21	Portugal	4	0.4%
22	Colombia	4	0.4%
23	Cyprus	4	0.4%
24	Argentina	3	0.3%
25	Egypt	3	0.3%
26	Philippines	3	0.3%
27	Thailand	3	0.3%
28	Turkey	3	0.3%
29	Taiwan	2	0.2%
30	Viet Nam	2	0.2%
31	Pakistan	2	0.2%
32	Jordan	2	0.2%
33	Iran, Islamic Republic of	2	0.2%
34	Greece	1	0.1%
35	Hong Kong	1	0.1%
36	Czech Republic	1	0.1%
37	Malaysia	1	0.1%
38	Moldova, Republic of	1	0.1%
39	Morocco	1	0.1%
40	Poland	1	0.1%
41	Romania	1	0.1%
42	Slovakia	1	0.1%
43	United Arab Emirates	1	0.1%