Rank	Countries/Territories	Count	Percent
1	United States	448	36.5%
2	China	401	32.7%
3	Germany	93	7.6%
4	India	70	5.7%
5	Brazil	36	2.9%
6	Canada	23	1.9%
7	Japan	23	1.9%
8	Ireland	20	1.6%
9	Taiwan	16	1.3%
10	Latvia	15	1.2%
11	France	10	0.8%
12	Korea, Republic of	8	0.7%
13	Russia	8	0.7%
14	Israel	4	0.3%
15	Netherlands	4	0.3%
16	Iraq	4	0.3%
17	Australia	4	0.3%
18	Cote D'ivoire	3	0.2%
19	Italy	3	0.2%
20	Romania	3	0.2%
21	Spain	3	0.2%
22	United Kingdom	3	0.2%
23	Turkey	2	0.2%
24	Ukraine	2	0.2%
25	Switzerland	2	0.2%
26	Norway	2	0.2%
27	Singapore	2	0.2%
28	Egypt	2	0.2%
29	Finland	2	0.2%
30	Cameroon	2	0.2%
31	Iran, Islamic Republic of	2	0.2%
32	Argentina	2	0.2%
33	Hong Kong	1	0.1%
34	Belgium	1	0.1%
35	Thailand	1	0.1%
36	Nigeria	1	0.1%
37	Luxembourg	1	0.1%
38	Malawi	1	0.1%