Rank	Countries/Territories	Count	Percent
1	China	271	38.8%
2	United States	245	35.1%
3	Germany	58	8.3%
4	France	19	2.7%
5	Japan	11	1.6%
6	Netherlands	10	1.4%
7	Russia	8	1.1%
8	Indonesia	8	1.1%
9	India	7	1%
10	Bulgaria	5	0.7%
11	Singapore	5	0.7%
12	Thailand	5	0.7%
13	United Kingdom	4	0.6%
14	South Africa	4	0.6%
15	Taiwan	3	0.4%
16	Philippines	3	0.4%
17	Turkey	3	0.4%
18	Nigeria	3	0.4%
19	Malaysia	3	0.4%
20	Pakistan	2	0.3%
21	New Zealand	2	0.3%
22	Ukraine	2	0.3%
23	Canada	2	0.3%
24	Ghana	2	0.3%
25	Cyprus	2	0.3%
26	Czech Republic	2	0.3%
27	Iran, Islamic Republic of	1	0.1%
28	Iraq	1	0.1%
29	Ireland	1	0.1%
30	Guyana	1	0.1%
31	Hong Kong	1	0.1%
32	Hungary	1	0.1%
33	Australia	1	0.1%
34	Brazil	1	0.1%
35	Nepal	1	0.1%
36	Latvia	1	0.1%