Rank	Countries/Territories	Count	Percent
1	United States	658	43.1%
2	China	586	38.4%
3	Germany	145	9.5%
4	France	26	1.7%
5	Japan	24	1.6%
6	Canada	14	0.9%
7	Korea, Republic of	10	0.7%
8	Singapore	9	0.6%
9	Netherlands	8	0.5%
10	Ukraine	5	0.3%
11	Australia	5	0.3%
12	Czech Republic	4	0.3%
13	Russia	4	0.3%
14	United Kingdom	3	0.2%
15	Ireland	3	0.2%
16	Argentina	3	0.2%
17	Bangladesh	2	0.1%
18	Cyprus	2	0.1%
19	Hong Kong	2	0.1%
20	India	2	0.1%
21	Sweden	2	0.1%
22	Taiwan	1	0.1%
23	Turkey	1	0.1%
24	Norway	1	0.1%
25	Poland	1	0.1%
26	Viet Nam	1	0.1%
27	Indonesia	1	0.1%
28	Latvia	1	0.1%
29	Lithuania	1	0.1%
30	Malaysia	1	0.1%
31	Egypt	1	0.1%