Rank	Countries/Territories	Count	Percent
1	United States	150	38.5%
2	China	72	18.5%
3	Germany	54	13.8%
4	Israel	17	4.4%
5	Japan	16	4.1%
6	Russia	11	2.8%
7	Netherlands	9	2.3%
8	Korea, Republic of	8	2.1%
9	Spain	8	2.1%
10	Australia	8	2.1%
11	France	7	1.8%
12	Singapore	6	1.5%
13	United Kingdom	6	1.5%
14	Austria	5	1.3%
15	Cyprus	5	1.3%
16	Hong Kong	2	0.5%
17	Iraq	2	0.5%
18	New Zealand	2	0.5%
19	Taiwan	1	0.3%
20	Algeria	1	0.3%