Rank	Countries/Territories	Count	Percent
1	United States	457	35.9%
2	China	348	27.3%
3	Germany	156	12.2%
4	Japan	41	3.2%
5	France	39	3.1%
6	Hungary	26	2%
7	India	26	2%
8	Netherlands	23	1.8%
9	Canada	19	1.5%
10	Singapore	13	1%
11	Ukraine	13	1%
12	Korea, Republic of	10	0.8%
13	Italy	9	0.7%
14	Ireland	8	0.6%
15	United Arab Emirates	8	0.6%
16	United Kingdom	8	0.6%
17	Cyprus	7	0.5%
18		4	0.3%
19	Hong Kong	4	0.3%
20	Saudi Arabia	4	0.3%
21	Iran, Islamic Republic of	3	0.2%
22	Algeria	3	0.2%
23	Colombia	3	0.2%
24	Denmark	3	0.2%
25	Malaysia	3	0.2%
26	Spain	3	0.2%
27	Sweden	3	0.2%
28	Taiwan	3	0.2%
29	Thailand	3	0.2%
30	Tunisia	3	0.2%
31	Montenegro	2	0.2%
32	Russia	2	0.2%
33	Switzerland	2	0.2%
34	Pakistan	2	0.2%
35	Argentina	2	0.2%
36	Israel	2	0.2%
37	Viet Nam	2	0.2%
38	Greece	1	0.1%
39	Finland	1	0.1%
40	Poland	1	0.1%
41	Romania	1	0.1%
42	Norway	1	0.1%
43	Mongolia	1	0.1%
44	Jordan	1	0.1%