Rank	Countries/Territories	Count	Percent
1	United States	364	46.2%
2	China	215	27.3%
3	Germany	65	8.2%
4	Canada	17	2.2%
5	India	16	2%
6	Netherlands	15	1.9%
7	Singapore	12	1.5%
8	France	11	1.4%
9	Japan	10	1.3%
10	Malaysia	7	0.9%
11	Cyprus	5	0.6%
12	Australia	5	0.6%
13	Ireland	5	0.6%
14	Russia	5	0.6%
15	Bulgaria	4	0.5%
16	Hong Kong	4	0.5%
17	Indonesia	3	0.4%
18	Romania	3	0.4%
19	Switzerland	2	0.3%
20	Taiwan	2	0.3%
21	Thailand	2	0.3%
22	Ukraine	2	0.3%
23	Iran, Islamic Republic of	2	0.3%
24	Argentina	2	0.3%
25	Egypt	2	0.3%
26	Georgia	1	0.1%
27	Mongolia	1	0.1%
28	Myanmar	1	0.1%
29	United Kingdom	1	0.1%
30	Serbia	1	0.1%
31	Turkey	1	0.1%
32	Norway	1	0.1%
33	Poland	1	0.1%