Rank	Countries/Territories	Count	Percent
1	United States	723	47.3%
2	China	406	26.5%
3	Germany	128	8.4%
4	Iran, Islamic Republic of	41	2.7%
5	India	29	1.9%
6	Japan	22	1.4%
7	France	19	1.2%
8	Canada	18	1.2%
9	Korea, Republic of	16	1%
10	Netherlands	13	0.8%
11	Cyprus	13	0.8%
12	Australia	12	0.8%
13	Norway	11	0.7%
14	United Kingdom	9	0.6%
15	Turkey	7	0.5%
16	Hong Kong	7	0.5%
17	Singapore	6	0.4%
18	Lithuania	5	0.3%
19	Portugal	4	0.3%
20	Puerto Rico	3	0.2%
21	Ireland	3	0.2%
22	Denmark	3	0.2%
23	Brazil	3	0.2%
24	Colombia	3	0.2%
25	Thailand	3	0.2%
26	Peru	2	0.1%
27	Czech Republic	2	0.1%
28	Argentina	2	0.1%
29	Bangladesh	2	0.1%
30	Greece	2	0.1%
31	Indonesia	2	0.1%
32	Kenya	2	0.1%
33	Malaysia	1	0.1%
34	Italy	1	0.1%
35	Iraq	1	0.1%
36	Pakistan	1	0.1%
37	South Africa	1	0.1%
38	Switzerland	1	0.1%
39	Taiwan	1	0.1%
40	Costa Rica	1	0.1%
41	Viet Nam	1	0.1%