Rank	Countries/Territories	Count	Percent
1	United States	356	43.2%
2	China	145	17.6%
3	Germany	62	7.5%
4	Romania	26	3.2%
5	United Kingdom	22	2.7%
6	Thailand	19	2.3%
7	Taiwan	18	2.2%
8	France	17	2.1%
9	India	15	1.8%
10	Indonesia	13	1.6%
11	Singapore	12	1.5%
12	Switzerland	11	1.3%
13	Canada	11	1.3%
14	Australia	11	1.3%
15	Netherlands	10	1.2%
16	Korea, Republic of	7	0.8%
17	Malaysia	7	0.8%
18	Philippines	5	0.6%
19	Hong Kong	5	0.6%
20	Argentina	5	0.6%
21	Armenia	5	0.6%
22	Ireland	5	0.6%
23	Italy	4	0.5%
24	Japan	4	0.5%
25	Cyprus	3	0.4%
26	Finland	3	0.4%
27	Sweden	3	0.4%
28	Viet Nam	3	0.4%
29	Turkey	2	0.2%
30	Ukraine	2	0.2%
31	Poland	2	0.2%
32	Croatia	2	0.2%
33	Iran, Islamic Republic of	2	0.2%
34	Greece	1	0.1%
35	Brazil	1	0.1%
36	Morocco	1	0.1%
37	Spain	1	0.1%
38	Suriname	1	0.1%
39	Russia	1	0.1%
40	Saudi Arabia	1	0.1%