Rank	Countries/Territories	Count	Percent
1	United States	405	40.5%
2	China	338	33.8%
3	Germany	83	8.3%
4	Hong Kong	26	2.6%
5	Japan	22	2.2%
6	Poland	19	1.9%
7	Korea, Republic of	18	1.8%
8	Argentina	12	1.2%
9	Singapore	11	1.1%
10	Taiwan	9	0.9%
11	Australia	9	0.9%
12	Netherlands	8	0.8%
13	Canada	4	0.4%
14	Czech Republic	4	0.4%
15	Egypt	4	0.4%
16	France	4	0.4%
17	Greece	4	0.4%
18	Ukraine	3	0.3%
19	Spain	2	0.2%
20	Latvia	2	0.2%
21	Cyprus	2	0.2%
22	Belgium	2	0.2%
23	Bulgaria	2	0.2%
24	Bangladesh	1	0.1%
25	Malaysia	1	0.1%
26	Mongolia	1	0.1%
27	India	1	0.1%
28	Italy	1	0.1%
29	Switzerland	1	0.1%
30	United Kingdom	1	0.1%
31	Russia	1	0.1%