Rank	Countries/Territories	Count	Percent
1	United States	373	42.2%
2	China	267	30.2%
3	Germany	58	6.6%
4	Argentina	42	4.8%
5	Japan	35	4%
6	United Kingdom	30	3.4%
7	Singapore	14	1.6%
8	Netherlands	10	1.1%
9	France	9	1%
10	Canada	6	0.7%
11	Cyprus	6	0.7%
12	Russia	4	0.5%
13	Ukraine	4	0.5%
14	Jordan	3	0.3%
15	Korea, Republic of	2	0.2%
16	Ireland	2	0.2%
17	Hong Kong	2	0.2%
18	Algeria	2	0.2%
19	Australia	2	0.2%
20	Turkey	2	0.2%
21	Slovakia	2	0.2%
22	Spain	1	0.1%
23	Switzerland	1	0.1%
24	Thailand	1	0.1%
25	Philippines	1	0.1%
26	Finland	1	0.1%
27	Ghana	1	0.1%
28	India	1	0.1%
29	Mongolia	1	0.1%