Rank	Countries/Territories	Count	Percent
1	China	225	35.9%
2	United States	214	34.1%
3	Germany	43	6.9%
4	Japan	21	3.3%
5	Bulgaria	21	3.3%
6	France	19	3%
7	Netherlands	14	2.2%
8	Pakistan	7	1.1%
9	Russia	6	1%
10	United Kingdom	6	1%
11	Cyprus	6	1%
12	Switzerland	4	0.6%
13	Ireland	3	0.5%
14	Canada	3	0.5%
15	Bangladesh	3	0.5%
16	India	3	0.5%
17	Korea, Republic of	2	0.3%
18	Latvia	2	0.3%
19	Australia	2	0.3%
20	Ecuador	2	0.3%
21	Singapore	2	0.3%
22	Peru	2	0.3%
23	Thailand	2	0.3%
24	Turkey	2	0.3%
25	Portugal	2	0.3%
26	Ukraine	1	0.2%
27	Philippines	1	0.2%
28	Spain	1	0.2%
29	New Zealand	1	0.2%
30	Nigeria	1	0.2%
31	Egypt	1	0.2%
32	Libya	1	0.2%
33	Malaysia	1	0.2%
34	Mongolia	1	0.2%
35	Iran, Islamic Republic of	1	0.2%
36	Hong Kong	1	0.2%