Rank	Countries/Territories	Count	Percent
1	United States	494	35.3%
2	China	466	33.3%
3	Japan	106	7.6%
4	Germany	78	5.6%
5	India	67	4.8%
6	Singapore	22	1.6%
7	France	21	1.5%
8	Canada	21	1.5%
9	Australia	15	1.1%
10	Korea, Republic of	15	1.1%
11	Netherlands	12	0.9%
12	Russia	10	0.7%
13	Sweden	10	0.7%
14	Hong Kong	8	0.6%
15	Spain	5	0.4%
16	United Kingdom	5	0.4%
17	Switzerland	4	0.3%
18	Romania	4	0.3%
19	Egypt	4	0.3%
20	Cyprus	4	0.3%
21	Czech Republic	3	0.2%
22	Iraq	3	0.2%
23	Ireland	3	0.2%
24	Indonesia	2	0.1%
25	Iran, Islamic Republic of	2	0.1%
26	Pakistan	2	0.1%
27	Palestine, State of	2	0.1%
28	Poland	2	0.1%
29	Somalia	2	0.1%
30	Ukraine	1	0.1%
31	Malaysia	1	0.1%
32	Mongolia	1	0.1%
33	Jordan	1	0.1%
34	Bangladesh	1	0.1%
35	Belgium	1	0.1%
36	Argentina	1	0.1%