Rank	Countries/Territories	Count	Percent
1	China	511	43.2%
2	United States	333	28.2%
3	Germany	72	6.1%
4	Japan	50	4.2%
5	Netherlands	24	2%
6	Canada	21	1.8%
7	United Kingdom	19	1.6%
8	France	17	1.4%
9	Korea, Republic of	13	1.1%
10	Iran, Islamic Republic of	11	0.9%
11	Australia	10	0.8%
12	Turkey	10	0.8%
13	Russia	9	0.8%
14	India	9	0.8%
15	Spain	8	0.7%
16	Singapore	6	0.5%
17	Ukraine	6	0.5%
18	Ireland	6	0.5%
19	Poland	5	0.4%
20	Sweden	5	0.4%
21	Mongolia	4	0.3%
22	Hong Kong	4	0.3%
23	Iraq	3	0.3%
24	Finland	3	0.3%
25	Norway	3	0.3%
26	Italy	2	0.2%
27	Sri Lanka	2	0.2%
28	Cyprus	2	0.2%
29	Ethiopia	2	0.2%
30	Belgium	2	0.2%
31	Brazil	2	0.2%
32	Latvia	2	0.2%
33	Luxembourg	1	0.1%
34	Argentina	1	0.1%
35	Taiwan	1	0.1%
36	United Arab Emirates	1	0.1%
37	Pakistan	1	0.1%
38	Romania	1	0.1%