Rank	Countries/Territories	Count	Percent
1	United States	426	47.4%
2	China	215	23.9%
3	Germany	46	5.1%
4	Russia	34	3.8%
5	Ukraine	20	2.2%
6	India	20	2.2%
7	Latvia	19	2.1%
8	Senegal	15	1.7%
9	Japan	12	1.3%
10	Brazil	12	1.3%
11	Netherlands	11	1.2%
12	Ireland	10	1.1%
13	Korea, Republic of	7	0.8%
14	Italy	6	0.7%
15	France	5	0.6%
16	Hong Kong	5	0.6%
17	Taiwan	4	0.4%
18	United Kingdom	3	0.3%
19	Portugal	3	0.3%
20	Cyprus	3	0.3%
21	Egypt	2	0.2%
22	Canada	2	0.2%
23	Argentina	2	0.2%
24	Australia	2	0.2%
25	Romania	2	0.2%
26	Thailand	2	0.2%
27	Poland	2	0.2%
28	Turkey	1	0.1%
29	Singapore	1	0.1%
30	Switzerland	1	0.1%
31	Belgium	1	0.1%
32	Israel	1	0.1%
33	Nigeria	1	0.1%
34	Norway	1	0.1%
35	Oman	1	0.1%