Rank	Countries/Territories	Count	Percent
1	United States	446	50.2%
2	China	143	16.1%
3	Germany	122	13.7%
4	Spain	16	1.8%
5	Colombia	15	1.7%
6	Denmark	14	1.6%
7	Singapore	14	1.6%
8	Turkey	13	1.5%
9	Netherlands	12	1.4%
10	France	11	1.2%
11	United Kingdom	10	1.1%
12	Japan	9	1%
13	Malaysia	8	0.9%
14	India	6	0.7%
15	Cyprus	4	0.5%
16	Australia	4	0.5%
17	Canada	4	0.5%
18	Iran, Islamic Republic of	4	0.5%
19	Pakistan	4	0.5%
20	Sweden	4	0.5%
21	Panama	3	0.3%
22	Mexico	3	0.3%
23	Lithuania	3	0.3%
24	Indonesia	3	0.3%
25	Argentina	2	0.2%
26	Ireland	2	0.2%
27	Switzerland	2	0.2%
28	Ukraine	2	0.2%
29	Viet Nam	2	0.2%
30	Thailand	1	0.1%
31	Romania	1	0.1%
32	Lebanon	1	0.1%