Rank	Countries/Territories	Count	Percent
1	United States	421	42.8%
2	China	143	14.5%
3	Germany	94	9.6%
4	United Kingdom	61	6.2%
5	Canada	46	4.7%
6	Australia	21	2.1%
7	India	19	1.9%
8	Netherlands	19	1.9%
9	Italy	17	1.7%
10	Sweden	15	1.5%
11	Spain	11	1.1%
12	Iran, Islamic Republic of	11	1.1%
13	France	9	0.9%
14	Brazil	8	0.8%
15	Ireland	7	0.7%
16	Hong Kong	6	0.6%
17	Taiwan	6	0.6%
18	Belgium	5	0.5%
19	South Africa	5	0.5%
20	Switzerland	4	0.4%
21	Norway	4	0.4%
22	Denmark	4	0.4%
23	Indonesia	4	0.4%
24	Thailand	4	0.4%
25	Israel	3	0.3%
26	Hungary	3	0.3%
27	Czech Republic	3	0.3%
28	Peru	3	0.3%
29	Poland	3	0.3%
30	Portugal	3	0.3%
31	Romania	3	0.3%
32	New Zealand	3	0.3%
33	Mexico	2	0.2%
34	Japan	2	0.2%
35	Colombia	2	0.2%
36	Cyprus	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%