Rank	Countries/Territories	Count	Percent
1	United States	665	38.5%
2	China	544	31.5%
3	Germany	176	10.2%
4	France	84	4.9%
5	India	29	1.7%
6	Japan	22	1.3%
7	Russia	22	1.3%
8	Switzerland	18	1%
9	United Kingdom	18	1%
10	Korea, Republic of	15	0.9%
11	Ireland	15	0.9%
12	Canada	12	0.7%
13	Romania	11	0.6%
14	Singapore	10	0.6%
15	Cyprus	10	0.6%
16	Australia	8	0.5%
17	Netherlands	8	0.5%
18	Ukraine	8	0.5%
19	Turkey	7	0.4%
20	Egypt	5	0.3%
21	Colombia	4	0.2%
22	Taiwan	4	0.2%
23	Thailand	4	0.2%
24	Latvia	4	0.2%
25	Brazil	3	0.2%
26	Austria	2	0.1%
27	Andorra	2	0.1%
28	Argentina	2	0.1%
29	Czech Republic	2	0.1%
30	Iran, Islamic Republic of	2	0.1%
31	Hong Kong	2	0.1%
32	Spain	2	0.1%
33	Sweden	2	0.1%
34	Slovenia	1	0.1%
35	Italy	1	0.1%
36	Norway	1	0.1%
37	Poland	1	0.1%
38	Portugal	1	0.1%
39	Bangladesh	1	0.1%