Rank	Countries/Territories	Count	Percent
1	United States	262	27.3%
2	China	179	18.6%
3	Spain	95	9.9%
4	Germany	82	8.5%
5	Korea, Republic of	41	4.3%
6	India	30	3.1%
7	France	24	2.5%
8	Italy	23	2.4%
9	Brazil	23	2.4%
10	Netherlands	22	2.3%
11	Russia	20	2.1%
12	Japan	20	2.1%
13	Iran, Islamic Republic of	18	1.9%
14	United Kingdom	18	1.9%
15	Switzerland	15	1.6%
16	Latvia	13	1.4%
17	Colombia	11	1.1%
18	Israel	11	1.1%
19	Poland	5	0.5%
20	Sweden	5	0.5%
21	Australia	4	0.4%
22	Ireland	4	0.4%
23	Cyprus	3	0.3%
24	Serbia	3	0.3%
25	Romania	3	0.3%
26	Mexico	2	0.2%
27	Norway	2	0.2%
28	Singapore	2	0.2%
29	Austria	2	0.2%
30	Bulgaria	2	0.2%
31	Canada	2	0.2%
32	Hong Kong	2	0.2%
33	Argentina	1	0.1%
34	Belgium	1	0.1%
35	Czech Republic	1	0.1%
36	Denmark	1	0.1%
37	Egypt	1	0.1%
38	Estonia	1	0.1%
39	Saudi Arabia	1	0.1%
40	Thailand	1	0.1%
41	Turkey	1	0.1%
42	Oman	1	0.1%
43	Philippines	1	0.1%
44	Viet Nam	1	0.1%