Rank	Countries/Territories	Count	Percent
1	United States	471	41.9%
2	China	304	27%
3	Germany	99	8.8%
4	Iran, Islamic Republic of	49	4.4%
5	India	29	2.6%
6	Japan	22	2%
7	Netherlands	17	1.5%
8	Canada	17	1.5%
9	United Kingdom	11	1%
10	Hong Kong	9	0.8%
11	Korea, Republic of	9	0.8%
12	Russia	7	0.6%
13	Thailand	7	0.6%
14	Cyprus	7	0.6%
15	Colombia	6	0.5%
16	Australia	5	0.4%
17	Greece	5	0.4%
18	Taiwan	5	0.4%
19	Spain	4	0.4%
20	Guatemala	4	0.4%
21	Brazil	4	0.4%
22	France	3	0.3%
23		3	0.3%
24	Algeria	3	0.3%
25	Costa Rica	2	0.2%
26	Chile	2	0.2%
27	Singapore	2	0.2%
28	Portugal	2	0.2%
29	Mexico	2	0.2%
30	Philippines	2	0.2%
31	Italy	2	0.2%
32	Ireland	1	0.1%
33	Poland	1	0.1%
34	Turkey	1	0.1%
35	Ukraine	1	0.1%
36	Sweden	1	0.1%
37	Switzerland	1	0.1%
38	Croatia	1	0.1%
39	Argentina	1	0.1%
40	Belgium	1	0.1%
41	Viet Nam	1	0.1%