Rank	Countries/Territories	Count	Percent
1	United States	446	40.4%
2	China	373	33.8%
3	Germany	104	9.4%
4	France	27	2.4%
5	Spain	23	2.1%
6	Canada	16	1.4%
7	Netherlands	13	1.2%
8	Singapore	13	1.2%
9	Ukraine	12	1.1%
10	Japan	12	1.1%
11	Australia	11	1%
12	Korea, Republic of	9	0.8%
13	Cyprus	8	0.7%
14	Hong Kong	4	0.4%
15	India	4	0.4%
16	Pakistan	4	0.4%
17	Taiwan	3	0.3%
18	Belgium	3	0.3%
19	Brazil	2	0.2%
20	Argentina	2	0.2%
21	Iran, Islamic Republic of	2	0.2%
22	Egypt	2	0.2%
23	Malaysia	2	0.2%
24	South Africa	2	0.2%
25	Switzerland	1	0.1%
26	Poland	1	0.1%
27	Russia	1	0.1%
28	Saudi Arabia	1	0.1%
29	United Kingdom	1	0.1%
30	Viet Nam	1	0.1%
31	Mongolia	1	0.1%
32	Norway	1	0.1%