Rank	Countries/Territories	Count	Percent
1	United States	275	35.7%
2	China	232	30.1%
3	Germany	71	9.2%
4	Japan	31	4%
5	France	23	3%
6	Ireland	22	2.9%
7	Canada	13	1.7%
8	India	13	1.7%
9	Netherlands	11	1.4%
10		9	1.2%
11	Australia	8	1%
12	Cyprus	7	0.9%
13	Bulgaria	5	0.6%
14	Latvia	5	0.6%
15	Korea, Republic of	4	0.5%
16	Ghana	4	0.5%
17	Greece	4	0.5%
18	Hong Kong	4	0.5%
19	Austria	3	0.4%
20	Iran, Islamic Republic of	3	0.4%
21	Russia	3	0.4%
22	Singapore	2	0.3%
23	Mongolia	2	0.3%
24	Turkey	2	0.3%
25	United Kingdom	2	0.3%
26	Bangladesh	2	0.3%
27	Argentina	2	0.3%
28	Croatia	2	0.3%
29	Cote D'ivoire	1	0.1%
30	Albania	1	0.1%
31	Spain	1	0.1%
32	Switzerland	1	0.1%
33	Philippines	1	0.1%
34	Poland	1	0.1%
35	Portugal	1	0.1%