Rank	Countries/Territories	Count	Percent
1	United States	511	39.1%
2	China	403	30.8%
3	Germany	172	13.2%
4	France	35	2.7%
5	Netherlands	29	2.2%
6	Hong Kong	23	1.8%
7	Cyprus	15	1.1%
8	Norway	15	1.1%
9	Japan	9	0.7%
10	Korea, Republic of	8	0.6%
11	Canada	8	0.6%
12	United Kingdom	8	0.6%
13	Taiwan	7	0.5%
14	Russia	7	0.5%
15	Australia	7	0.5%
16	Malaysia	7	0.5%
17	Ireland	7	0.5%
18	Poland	6	0.5%
19	Singapore	4	0.3%
20	Iran, Islamic Republic of	4	0.3%
21	Mexico	3	0.2%
22	Argentina	3	0.2%
23	Ukraine	3	0.2%
24	United Arab Emirates	2	0.2%
25	Spain	2	0.2%
26	Bangladesh	2	0.2%
27	Finland	2	0.2%
28	India	2	0.2%
29	Mongolia	1	0.1%
30	Hungary	1	0.1%
31	Switzerland	1	0.1%