Rank	Countries/Territories	Count	Percent
1	United States	494	37.5%
2	China	431	32.7%
3	Germany	74	5.6%
4	Japan	36	2.7%
5	France	29	2.2%
6	Brazil	22	1.7%
7	Korea, Republic of	21	1.6%
8	Netherlands	20	1.5%
9	India	17	1.3%
10	Singapore	16	1.2%
11	Ireland	14	1.1%
12	Canada	14	1.1%
13	United Kingdom	14	1.1%
14	Switzerland	13	1%
15	Ukraine	12	0.9%
16	Italy	9	0.7%
17	Australia	8	0.6%
18	Mexico	7	0.5%
19	Colombia	6	0.5%
20	Cyprus	5	0.4%
21	Russia	5	0.4%
22	Nepal	4	0.3%
23	Philippines	4	0.3%
24	Portugal	4	0.3%
25	Argentina	4	0.3%
26	Thailand	4	0.3%
27	Turkey	3	0.2%
28	Slovenia	3	0.2%
29	Egypt	3	0.2%
30	Iran, Islamic Republic of	2	0.2%
31	Pakistan	2	0.2%
32	Jordan	2	0.2%
33	Taiwan	2	0.2%
34	Viet Nam	2	0.2%
35	Spain	1	0.1%
36	Sweden	1	0.1%
37	United Arab Emirates	1	0.1%
38	Malaysia	1	0.1%
39	Moldova, Republic of	1	0.1%
40	Morocco	1	0.1%
41	Romania	1	0.1%
42	Poland	1	0.1%
43	Slovakia	1	0.1%
44	Greece	1	0.1%
45	Hong Kong	1	0.1%
46	Czech Republic	1	0.1%