Rank	Countries/Territories	Count	Percent
1	United States	207	37.2%
2	China	197	35.4%
3	Germany	53	9.5%
4	Japan	20	3.6%
5	France	20	3.6%
6	United Kingdom	8	1.4%
7	Singapore	8	1.4%
8	Korea, Republic of	6	1.1%
9	South Africa	4	0.7%
10	Spain	3	0.5%
11	Turkey	3	0.5%
12	Hong Kong	3	0.5%
13	India	3	0.5%
14	Netherlands	3	0.5%
15	Portugal	2	0.4%
16	Russia	2	0.4%
17	Indonesia	2	0.4%
18	Iran, Islamic Republic of	2	0.4%
19	Cyprus	2	0.4%
20	Brazil	2	0.4%
21	Malaysia	2	0.4%
22	Mexico	2	0.4%
23	Mongolia	2	0.4%
24	Australia	1	0.2%