Rank	Countries/Territories	Count	Percent
1	United States	516	37.7%
2	China	480	35.1%
3	Germany	184	13.5%
4	France	34	2.5%
5	Canada	28	2%
6	Japan	21	1.5%
7	India	15	1.1%
8	Singapore	12	0.9%
9	United Kingdom	11	0.8%
10	Netherlands	10	0.7%
11	Senegal	8	0.6%
12	Cyprus	7	0.5%
13	Korea, Republic of	5	0.4%
14	Hong Kong	4	0.3%
15	Ireland	4	0.3%
16	Australia	3	0.2%
17	Belgium	3	0.2%
18	Yemen	3	0.2%
19	Mongolia	2	0.1%
20	Sweden	2	0.1%
21	Taiwan	2	0.1%
22	Turkey	2	0.1%
23	Italy	2	0.1%
24	Indonesia	2	0.1%
25	Iran, Islamic Republic of	2	0.1%
26	Norway	1	0.1%
27	Pakistan	1	0.1%
28	Russia	1	0.1%
29		1	0.1%
30	Egypt	1	0.1%
31	Ukraine	1	0.1%