Rank	Countries/Territories	Count	Percent
1	China	636	37.9%
2	United States	620	36.9%
3	Germany	105	6.3%
4		49	2.9%
5	Latvia	32	1.9%
6	Hong Kong	24	1.4%
7	Canada	21	1.3%
8	Netherlands	21	1.3%
9	Japan	19	1.1%
10	Cyprus	14	0.8%
11	Singapore	14	0.8%
12	India	13	0.8%
13	Korea, Republic of	12	0.7%
14	France	10	0.6%
15	Spain	9	0.5%
16	Italy	7	0.4%
17	Chile	7	0.4%
18	Sweden	6	0.4%
19	Turkey	6	0.4%
20	Taiwan	5	0.3%
21	Mexico	5	0.3%
22	United Kingdom	5	0.3%
23	Luxembourg	4	0.2%
24	Australia	4	0.2%
25	Iran, Islamic Republic of	4	0.2%
26	Pakistan	3	0.2%
27	South Africa	3	0.2%
28	Russia	3	0.2%
29	Viet Nam	2	0.1%
30	Thailand	2	0.1%
31	Mongolia	2	0.1%
32	Austria	2	0.1%
33	Denmark	2	0.1%
34	Argentina	1	0.1%
35	Ireland	1	0.1%
36	Philippines	1	0.1%
37	Poland	1	0.1%
38	Romania	1	0.1%
39	Ukraine	1	0.1%
40	Switzerland	1	0.1%