Rank	Countries/Territories	Count	Percent
1	United States	467	37.8%
2	China	336	27.2%
3	Germany	119	9.6%
4	Pakistan	59	4.8%
5	Japan	51	4.1%
6	France	50	4%
7	India	16	1.3%
8	Canada	15	1.2%
9	Netherlands	13	1.1%
10	Australia	12	1%
11	Viet Nam	11	0.9%
12	Singapore	10	0.8%
13	Korea, Republic of	8	0.6%
14	Cyprus	8	0.6%
15	Taiwan	6	0.5%
16	Hong Kong	5	0.4%
17	Thailand	4	0.3%
18	Latvia	4	0.3%
19	Argentina	4	0.3%
20	Ireland	4	0.3%
21	Greece	3	0.2%
22		3	0.2%
23	Russia	3	0.2%
24	United Kingdom	3	0.2%
25	Malaysia	2	0.2%
26	Mongolia	2	0.2%
27	Nigeria	2	0.2%
28	Philippines	2	0.2%
29	Czech Republic	2	0.2%
30	Denmark	2	0.2%
31	Egypt	2	0.2%
32	Iran, Islamic Republic of	2	0.2%
33	Italy	1	0.1%
34	Bangladesh	1	0.1%
35	Bulgaria	1	0.1%
36	Norway	1	0.1%
37	Ukraine	1	0.1%