Rank	Countries/Territories	Count	Percent
1	United States	589	47.2%
2	China	306	24.5%
3	Germany	87	7%
4	France	53	4.2%
5	Japan	32	2.6%
6	Netherlands	24	1.9%
7	Thailand	22	1.8%
8	Canada	20	1.6%
9	Singapore	17	1.4%
10	India	11	0.9%
11		9	0.7%
12	Hong Kong	8	0.6%
13	United Kingdom	8	0.6%
14	Korea, Republic of	6	0.5%
15	Cyprus	6	0.5%
16	Ukraine	5	0.4%
17	Switzerland	5	0.4%
18	Taiwan	4	0.3%
19	Australia	4	0.3%
20	Egypt	3	0.2%
21	Slovakia	3	0.2%
22	South Africa	3	0.2%
23	Sweden	3	0.2%
24	Ireland	3	0.2%
25	Turkey	2	0.2%
26	Mongolia	2	0.2%
27	Argentina	2	0.2%
28	Indonesia	2	0.2%
29	Iran, Islamic Republic of	2	0.2%
30	Latvia	1	0.1%
31	Malaysia	1	0.1%
32	Mexico	1	0.1%
33	Bangladesh	1	0.1%
34	Italy	1	0.1%
35	Norway	1	0.1%
36	Russia	1	0.1%