Rank	Countries/Territories	Count	Percent
1	United States	399	43.8%
2	China	264	29%
3	Germany	81	8.9%
4		32	3.5%
5	France	27	3%
6	Canada	23	2.5%
7	Netherlands	12	1.3%
8	Russia	11	1.2%
9	Singapore	11	1.2%
10	Ireland	9	1%
11	Cyprus	8	0.9%
12	Japan	6	0.7%
13	Hong Kong	5	0.5%
14	Australia	4	0.4%
15	India	3	0.3%
16	Korea, Republic of	3	0.3%
17	Lithuania	2	0.2%
18	Malaysia	2	0.2%
19	Romania	2	0.2%
20	Thailand	2	0.2%
21	Spain	1	0.1%
22	Mongolia	1	0.1%
23	Norway	1	0.1%
24	Latvia	1	0.1%
25	Argentina	1	0.1%