Rank	Countries/Territories	Count	Percent
1	United States	243	29.9%
2	China	225	27.6%
3	Japan	90	11.1%
4	Russia	36	4.4%
5	Germany	33	4.1%
6	Singapore	32	3.9%
7	Turkey	29	3.6%
8	France	14	1.7%
9	Korea, Republic of	13	1.6%
10	India	11	1.4%
11	Australia	9	1.1%
12	Canada	9	1.1%
13	Netherlands	9	1.1%
14	Ireland	7	0.9%
15	Italy	7	0.9%
16	United Kingdom	5	0.6%
17	Nigeria	4	0.5%
18	Mongolia	4	0.5%
19	Austria	4	0.5%
20	Cyprus	4	0.5%
21	Indonesia	3	0.4%
22	Sweden	3	0.4%
23	Ukraine	3	0.4%
24	Moldova, Republic of	2	0.2%
25	Brazil	2	0.2%
26	Hong Kong	2	0.2%
27	Czech Republic	2	0.2%
28	Chile	2	0.2%
29	Bangladesh	1	0.1%
30	Egypt	1	0.1%
31	Iran, Islamic Republic of	1	0.1%
32	Lithuania	1	0.1%
33	Oman	1	0.1%
34	Poland	1	0.1%
35	Spain	1	0.1%