Rank	Countries/Territories	Count	Percent
1	United States	121	38.3%
2	China	72	22.8%
3	Germany	58	18.4%
4	Japan	17	5.4%
5	Netherlands	11	3.5%
6	Australia	7	2.2%
7	Singapore	6	1.9%
8	Cyprus	4	1.3%
9	Iran, Islamic Republic of	3	0.9%
10	Ireland	2	0.6%
11	Norway	2	0.6%
12	Romania	2	0.6%
13	Canada	2	0.6%
14	Spain	2	0.6%
15	Taiwan	1	0.3%
16	United Kingdom	1	0.3%
17	South Africa	1	0.3%
18	Egypt	1	0.3%
19	France	1	0.3%
20	Brazil	1	0.3%
21	India	1	0.3%