Rank	Countries/Territories	Count	Percent
1	United States	309	37.8%
2	China	222	27.2%
3	Germany	62	7.6%
4	Canada	35	4.3%
5	France	27	3.3%
6	Australia	18	2.2%
7	Japan	17	2.1%
8		16	2%
9	Switzerland	14	1.7%
10	Egypt	10	1.2%
11	Ireland	9	1.1%
12	Philippines	7	0.9%
13	United Kingdom	6	0.7%
14	Romania	5	0.6%
15	Netherlands	5	0.6%
16	South Africa	5	0.6%
17	India	5	0.6%
18	Iraq	5	0.6%
19	Ukraine	4	0.5%
20	Cyprus	4	0.5%
21	Viet Nam	4	0.5%
22	Norway	3	0.4%
23	Singapore	3	0.4%
24	Italy	3	0.4%
25	Indonesia	2	0.2%
26	Myanmar	2	0.2%
27	Turkey	2	0.2%
28	Argentina	2	0.2%
29	Bangladesh	2	0.2%
30	Finland	2	0.2%
31	Georgia	2	0.2%
32	Hong Kong	1	0.1%
33	Ethiopia	1	0.1%
34	Czech Republic	1	0.1%
35	Colombia	1	0.1%
36	Malaysia	1	0.1%