Rank	Countries/Territories	Count	Percent
1	China	541	37.2%
2	United States	492	33.9%
3	Germany	123	8.5%
4	Canada	65	4.5%
5	Netherlands	42	2.9%
6	France	35	2.4%
7	Switzerland	17	1.2%
8	Japan	12	0.8%
9	United Kingdom	12	0.8%
10	Denmark	10	0.7%
11	Hong Kong	9	0.6%
12	Korea, Republic of	8	0.6%
13	Uruguay	8	0.6%
14	Singapore	7	0.5%
15	Cyprus	7	0.5%
16	Australia	7	0.5%
17	Bangladesh	5	0.3%
18	Argentina	5	0.3%
19	Romania	5	0.3%
20	Ukraine	5	0.3%
21	Turkey	4	0.3%
22	Finland	4	0.3%
23	Ireland	3	0.2%
24	Russia	3	0.2%
25	South Africa	3	0.2%
26	Spain	3	0.2%
27	Sweden	2	0.1%
28	Poland	2	0.1%
29	Mongolia	2	0.1%
30	Thailand	2	0.1%
31	Latvia	2	0.1%
32	Lebanon	2	0.1%
33	Bulgaria	2	0.1%
34	El Salvador	1	0.1%
35	Macao	1	0.1%
36	Taiwan	1	0.1%
37	Viet Nam	1	0.1%