Rank	Countries/Territories	Count	Percent
1	United States	489	35.7%
2	China	399	29.1%
3	Germany	157	11.5%
4	Japan	81	5.9%
5	Czech Republic	74	5.4%
6	France	36	2.6%
7	Netherlands	32	2.3%
8		20	1.5%
9	Cyprus	12	0.9%
10	United Kingdom	10	0.7%
11	Australia	7	0.5%
12	Hong Kong	5	0.4%
13	Korea, Republic of	5	0.4%
14	Ireland	4	0.3%
15	Canada	4	0.3%
16	Singapore	4	0.3%
17	Latvia	3	0.2%
18	Nepal	2	0.1%
19	Romania	2	0.1%
20	Saudi Arabia	2	0.1%
21	Spain	2	0.1%
22	Switzerland	2	0.1%
23	Colombia	2	0.1%
24	Bulgaria	2	0.1%
25	Italy	2	0.1%
26	Kuwait	2	0.1%
27	India	2	0.1%
28	Denmark	1	0.1%
29	Egypt	1	0.1%
30	Argentina	1	0.1%
31	Ukraine	1	0.1%
32	Sweden	1	0.1%
33	Norway	1	0.1%
34	Mongolia	1	0.1%