Rank	Countries/Territories	Count	Percent
1	China	372	33.4%
2	United States	356	31.9%
3	India	154	13.8%
4	Germany	61	5.5%
5	Japan	19	1.7%
6	Iran, Islamic Republic of	18	1.6%
7	Taiwan	17	1.5%
8	Brazil	10	0.9%
9	Russia	10	0.9%
10	Korea, Republic of	8	0.7%
11	Czech Republic	8	0.7%
12	Netherlands	7	0.6%
13	Israel	6	0.5%
14	Indonesia	6	0.5%
15	Canada	5	0.4%
16	South Africa	5	0.4%
17	United Kingdom	5	0.4%
18	Ukraine	4	0.4%
19	Mongolia	3	0.3%
20	Australia	3	0.3%
21	Ireland	3	0.3%
22	Hong Kong	3	0.3%
23	Portugal	3	0.3%
24	Romania	3	0.3%
25	Singapore	2	0.2%
26	Nigeria	2	0.2%
27	Jordan	2	0.2%
28	Malaysia	2	0.2%
29	Bahrain	2	0.2%
30	Sweden	2	0.2%
31	Switzerland	2	0.2%
32	United Arab Emirates	1	0.1%
33	Bangladesh	1	0.1%
34	Belgium	1	0.1%
35	Colombia	1	0.1%
36	France	1	0.1%
37	Greece	1	0.1%
38	New Zealand	1	0.1%
39	Norway	1	0.1%
40	Pakistan	1	0.1%
41	Peru	1	0.1%
42	Poland	1	0.1%
43	Slovakia	1	0.1%