Rank	Countries/Territories	Count	Percent
1	United States	478	43.1%
2	China	167	15%
3	Germany	97	8.7%
4	United Kingdom	72	6.5%
5	Canada	55	5%
6	Australia	24	2.2%
7	Netherlands	22	2%
8	India	19	1.7%
9	Italy	18	1.6%
10	Sweden	17	1.5%
11	Spain	11	1%
12	Iran, Islamic Republic of	11	1%
13	Brazil	10	0.9%
14	France	9	0.8%
15	Poland	8	0.7%
16	Ireland	7	0.6%
17	Hong Kong	7	0.6%
18	Indonesia	6	0.5%
19	Taiwan	6	0.5%
20	Belgium	5	0.5%
21	Norway	5	0.5%
22	South Africa	5	0.5%
23	Israel	4	0.4%
24	Denmark	4	0.4%
25	Thailand	4	0.4%
26	Switzerland	4	0.4%
27	Hungary	3	0.3%
28	Cyprus	3	0.3%
29	Czech Republic	3	0.3%
30	New Zealand	3	0.3%
31	Peru	3	0.3%
32	Portugal	3	0.3%
33	Romania	3	0.3%
34	Mexico	2	0.2%
35	Japan	2	0.2%
36	Colombia	2	0.2%
37	Bangladesh	2	0.2%
38	Finland	1	0.1%
39	Korea, Republic of	1	0.1%
40	Jamaica	1	0.1%
41	Russia	1	0.1%
42	Singapore	1	0.1%
43	Turkey	1	0.1%