Rank	Countries/Territories	Count	Percent
1	China	478	37.7%
2	United States	413	32.5%
3	Germany	110	8.7%
4	United Kingdom	58	4.6%
5	Netherlands	53	4.2%
6	France	40	3.2%
7	Bulgaria	24	1.9%
8	Canada	11	0.9%
9	Poland	11	0.9%
10	Singapore	10	0.8%
11	Egypt	8	0.6%
12	Australia	7	0.6%
13	Cyprus	6	0.5%
14	Argentina	5	0.4%
15	Hungary	5	0.4%
16	Philippines	5	0.4%
17	Hong Kong	3	0.2%
18	Taiwan	2	0.2%
19	Indonesia	2	0.2%
20	Iran, Islamic Republic of	2	0.2%
21	Ireland	2	0.2%
22	Japan	2	0.2%
23	Korea, Republic of	1	0.1%
24	Latvia	1	0.1%
25	Malaysia	1	0.1%
26	Mauritius	1	0.1%
27	Mongolia	1	0.1%
28	Bangladesh	1	0.1%
29	Belgium	1	0.1%
30	Ukraine	1	0.1%
31	Nigeria	1	0.1%
32	South Africa	1	0.1%
33	Spain	1	0.1%
34	Switzerland	1	0.1%