Rank	Countries/Territories	Count	Percent
1	United States	128	38.3%
2	China	81	24.3%
3	Germany	53	15.9%
4	Italy	13	3.9%
5	France	10	3%
6	Japan	9	2.7%
7	Singapore	7	2.1%
8	Netherlands	6	1.8%
9	Spain	5	1.5%
10	Canada	4	1.2%
11	Cyprus	3	0.9%
12	Ireland	3	0.9%
13	Australia	2	0.6%
14	Bulgaria	2	0.6%
15	Iran, Islamic Republic of	2	0.6%
16	Switzerland	2	0.6%
17	Qatar	1	0.3%
18	Russia	1	0.3%
19	Georgia	1	0.3%
20	Indonesia	1	0.3%