Rank	Countries/Territories	Count	Percent
1	United States	535	38.3%
2	China	512	36.6%
3	Germany	92	6.6%
4	France	44	3.1%
5	Singapore	44	3.1%
6	Netherlands	39	2.8%
7	Russia	21	1.5%
8	United Kingdom	21	1.5%
9	Australia	15	1.1%
10	Canada	9	0.6%
11	Cyprus	8	0.6%
12	Japan	5	0.4%
13	Korea, Republic of	5	0.4%
14	Mexico	4	0.3%
15	Ukraine	4	0.3%
16	Sweden	4	0.3%
17	Spain	3	0.2%
18	Ireland	3	0.2%
19	Denmark	3	0.2%
20	Argentina	3	0.2%
21	Bangladesh	2	0.1%
22	Belgium	2	0.1%
23	India	2	0.1%
24	Iran, Islamic Republic of	2	0.1%
25	Latvia	2	0.1%
26	Mongolia	2	0.1%
27	Saudi Arabia	2	0.1%
28	Norway	1	0.1%
29	Poland	1	0.1%
30	Portugal	1	0.1%
31	South Africa	1	0.1%
32	Switzerland	1	0.1%
33	Taiwan	1	0.1%
34	Turkey	1	0.1%
35	Malaysia	1	0.1%
36	Hong Kong	1	0.1%