Rank	Countries/Territories	Count	Percent
1	China	306	32.4%
2	United States	218	23.1%
3	Germany	66	7%
4	India	37	3.9%
5	Australia	26	2.8%
6	United Kingdom	25	2.7%
7	Japan	24	2.5%
8	Netherlands	24	2.5%
9		21	2.2%
10	Canada	17	1.8%
11	Ireland	16	1.7%
12	Korea, Republic of	13	1.4%
13	Russia	12	1.3%
14	Greece	12	1.3%
15	Turkey	12	1.3%
16	Portugal	11	1.2%
17	France	8	0.8%
18	Senegal	7	0.7%
19	Singapore	7	0.7%
20	Taiwan	6	0.6%
21	Italy	6	0.6%
22	Brazil	6	0.6%
23	Iran, Islamic Republic of	6	0.6%
24	Mongolia	5	0.5%
25	Hong Kong	4	0.4%
26	Belgium	4	0.4%
27	Sweden	4	0.4%
28	Austria	3	0.3%
29	Malaysia	3	0.3%
30	Israel	3	0.3%
31	Pakistan	3	0.3%
32	Philippines	3	0.3%
33	Poland	2	0.2%
34	Romania	2	0.2%
35	Libya	2	0.2%
36	Mauritius	2	0.2%
37	Bangladesh	2	0.2%
38	Cuba	2	0.2%
39	Cyprus	2	0.2%
40	Spain	2	0.2%
41	Ukraine	1	0.1%
42	Switzerland	1	0.1%
43	South Africa	1	0.1%
44	Egypt	1	0.1%
45	Finland	1	0.1%
46	Bulgaria	1	0.1%
47	Mexico	1	0.1%
48	Serbia	1	0.1%
49	Paraguay	1	0.1%