Rank	Countries/Territories	Count	Percent
1	United States	309	34.8%
2	China	244	27.5%
3	Germany	94	10.6%
4	Japan	37	4.2%
5	India	30	3.4%
6		24	2.7%
7	France	22	2.5%
8	Netherlands	18	2%
9	Ukraine	14	1.6%
10	Russia	11	1.2%
11	Canada	10	1.1%
12	Cameroon	9	1%
13	Cyprus	9	1%
14	Ireland	6	0.7%
15	Turkey	6	0.7%
16	United Kingdom	5	0.6%
17	Thailand	5	0.6%
18	Senegal	4	0.5%
19	Korea, Republic of	4	0.5%
20	Australia	4	0.5%
21	Italy	3	0.3%
22	Iran, Islamic Republic of	2	0.2%
23	Hong Kong	2	0.2%
24	Bangladesh	2	0.2%
25	Argentina	2	0.2%
26	Malta	2	0.2%
27	Spain	2	0.2%
28	Sweden	1	0.1%
29	Switzerland	1	0.1%
30	Singapore	1	0.1%
31	Norway	1	0.1%
32	Romania	1	0.1%
33	Belgium	1	0.1%
34	Bulgaria	1	0.1%
35	Egypt	1	0.1%