Rank	Countries/Territories	Count	Percent
1	China	310	32.7%
2	United States	290	30.6%
3	Germany	56	5.9%
4	India	39	4.1%
5	Australia	39	4.1%
6	Pakistan	39	4.1%
7	Japan	35	3.7%
8	Korea, Republic of	23	2.4%
9	Russia	19	2%
10	Israel	12	1.3%
11	Hong Kong	10	1.1%
12	France	8	0.8%
13	Netherlands	8	0.8%
14	Canada	7	0.7%
15	Argentina	6	0.6%
16	Ireland	6	0.6%
17	Saudi Arabia	5	0.5%
18	Singapore	3	0.3%
19	Spain	3	0.3%
20	United Kingdom	3	0.3%
21	Taiwan	3	0.3%
22	Czech Republic	3	0.3%
23	Brazil	3	0.3%
24	Bulgaria	2	0.2%
25	Austria	2	0.2%
26	Belgium	2	0.2%
27	Finland	2	0.2%
28	Iran, Islamic Republic of	2	0.2%
29	Malaysia	2	0.2%
30	Luxembourg	1	0.1%
31	Switzerland	1	0.1%
32	Ukraine	1	0.1%
33	Portugal	1	0.1%
34	Qatar	1	0.1%
35	Benin	1	0.1%