Rank	Countries/Territories	Count	Percent
1	United States	328	37.6%
2	China	152	17.4%
3	Germany	86	9.9%
4	India	34	3.9%
5	United Kingdom	23	2.6%
6	Belgium	22	2.5%
7	France	16	1.8%
8	Indonesia	14	1.6%
9	Netherlands	13	1.5%
10	Korea, Republic of	12	1.4%
11	Canada	12	1.4%
12	Hungary	12	1.4%
13	Brazil	11	1.3%
14	Slovakia	10	1.1%
15	Slovenia	10	1.1%
16	Japan	9	1%
17	Australia	9	1%
18	Hong Kong	8	0.9%
19	Norway	8	0.9%
20	Czech Republic	7	0.8%
21	Cyprus	6	0.7%
22	Philippines	6	0.7%
23	Thailand	6	0.7%
24	Portugal	5	0.6%
25	Ukraine	4	0.5%
26	Ireland	4	0.5%
27	Iran, Islamic Republic of	4	0.5%
28	Greece	4	0.5%
29	El Salvador	3	0.3%
30	Malawi	3	0.3%
31	Italy	3	0.3%
32	New Zealand	3	0.3%
33	Taiwan	3	0.3%
34	Switzerland	3	0.3%
35	Romania	2	0.2%
36	Spain	2	0.2%
37	Poland	2	0.2%
38	Malaysia	2	0.2%
39	Mexico	2	0.2%
40	Ethiopia	2	0.2%
41	Finland	1	0.1%
42	Armenia	1	0.1%
43	Iraq	1	0.1%
44	Peru	1	0.1%
45	Sweden	1	0.1%
46	Russia	1	0.1%
47	Syrian Arab Republic	1	0.1%