Rank	Countries/Territories	Count	Percent
1	United States	369	42.2%
2	China	279	31.9%
3	Germany	55	6.3%
4	France	41	4.7%
5	Japan	17	1.9%
6	Netherlands	17	1.9%
7	Canada	13	1.5%
8	Bulgaria	12	1.4%
9	Philippines	8	0.9%
10	United Kingdom	8	0.9%
11	Singapore	7	0.8%
12	Cyprus	7	0.8%
13	Korea, Republic of	7	0.8%
14	Bangladesh	6	0.7%
15	Australia	4	0.5%
16	Iran, Islamic Republic of	4	0.5%
17	Switzerland	4	0.5%
18	Morocco	3	0.3%
19	Mauritius	2	0.2%
20	India	2	0.2%
21	Taiwan	2	0.2%
22	South Africa	1	0.1%
23	Romania	1	0.1%
24	Norway	1	0.1%
25	Isle of Man	1	0.1%
26	Italy	1	0.1%
27	Latvia	1	0.1%
28	Ghana	1	0.1%