Rank	Countries/Territories	Count	Percent
1	United States	234	36.2%
2	China	214	33.1%
3	Germany	85	13.1%
4	France	20	3.1%
5	Australia	14	2.2%
6	Singapore	14	2.2%
7	Netherlands	13	2%
8	Japan	12	1.9%
9	Spain	5	0.8%
10	South Africa	4	0.6%
11	Norway	4	0.6%
12	Poland	4	0.6%
13	Russia	3	0.5%
14	Cyprus	3	0.5%
15	Iran, Islamic Republic of	3	0.5%
16	United Kingdom	3	0.5%
17	Ukraine	2	0.3%
18	Canada	2	0.3%
19	Argentina	2	0.3%
20	Hong Kong	2	0.3%
21	India	2	0.3%
22	Chile	1	0.2%
23	Mexico	1	0.2%