Rank	Countries/Territories	Count	Percent
1	United States	249	41.6%
2	China	103	17.2%
3	Japan	84	14%
4	Germany	54	9%
5	India	23	3.8%
6	Singapore	19	3.2%
7	France	9	1.5%
8	Korea, Republic of	9	1.5%
9	Taiwan	7	1.2%
10	Cyprus	6	1%
11	Ireland	5	0.8%
12	United Kingdom	5	0.8%
13	Russia	4	0.7%
14	Hong Kong	3	0.5%
15	Mauritius	2	0.3%
16	Mongolia	2	0.3%
17	Netherlands	2	0.3%
18	Finland	2	0.3%
19	Australia	2	0.3%
20	Iran, Islamic Republic of	2	0.3%
21	Spain	2	0.3%
22	Switzerland	2	0.3%
23	Greece	1	0.2%
24	Serbia	1	0.2%