Rank	Countries/Territories	Count	Percent
1	United States	391	39.1%
2	China	185	18.5%
3	Germany	76	7.6%
4	Senegal	48	4.8%
5	Romania	47	4.7%
6	Singapore	42	4.2%
7	Japan	20	2%
8	France	19	1.9%
9	United Kingdom	17	1.7%
10	Russia	13	1.3%
11	India	13	1.3%
12	Ireland	13	1.3%
13	Brazil	13	1.3%
14	Australia	12	1.2%
15	Korea, Republic of	10	1%
16	Italy	9	0.9%
17	Ukraine	7	0.7%
18	Argentina	7	0.7%
19	Canada	6	0.6%
20	Hong Kong	5	0.5%
21	Netherlands	5	0.5%
22	Taiwan	4	0.4%
23	Denmark	4	0.4%
24	Djibouti	3	0.3%
25	Mexico	3	0.3%
26	Mongolia	3	0.3%
27	Austria	3	0.3%
28	Czech Republic	3	0.3%
29	Thailand	3	0.3%
30	Norway	3	0.3%
31	Philippines	2	0.2%
32	Spain	2	0.2%
33	Cyprus	2	0.2%
34	Finland	2	0.2%
35	Belgium	1	0.1%
36	Switzerland	1	0.1%
37	Poland	1	0.1%
38	Nigeria	1	0.1%