Rank	Countries/Territories	Count	Percent
1	China	304	41%
2	United States	166	22.4%
3	Germany	68	9.2%
4	Poland	49	6.6%
5	Hong Kong	17	2.3%
6	Japan	17	2.3%
7	Latvia	13	1.8%
8	Singapore	11	1.5%
9	Taiwan	11	1.5%
10	Russia	9	1.2%
11	France	7	0.9%
12	Korea, Republic of	6	0.8%
13	India	5	0.7%
14	Netherlands	5	0.7%
15	Switzerland	5	0.7%
16	United Kingdom	4	0.5%
17	Canada	4	0.5%
18	Egypt	3	0.4%
19	Australia	3	0.4%
20	Brazil	3	0.4%
21	Iran, Islamic Republic of	3	0.4%
22	Nigeria	3	0.4%
23	Viet Nam	3	0.4%
24	Malaysia	2	0.3%
25	Thailand	2	0.3%
26	Ukraine	2	0.3%
27	Slovenia	2	0.3%
28	Spain	2	0.3%
29	Italy	2	0.3%
30	Ghana	2	0.3%
31	Bulgaria	2	0.3%
32	Bangladesh	2	0.3%
33	Hungary	1	0.1%
34	Sweden	1	0.1%
35	Mongolia	1	0.1%
36	Norway	1	0.1%
37	Peru	1	0.1%