Rank	Countries/Territories	Count	Percent
1	United States	496	36.2%
2	China	471	34.3%
3	Japan	101	7.4%
4	Germany	100	7.3%
5	Singapore	33	2.4%
6	Italy	32	2.3%
7	France	26	1.9%
8	United Kingdom	17	1.2%
9	Netherlands	13	0.9%
10	Canada	11	0.8%
11	Korea, Republic of	9	0.7%
12	Australia	8	0.6%
13	Cyprus	6	0.4%
14	Turkey	6	0.4%
15	Egypt	4	0.3%
16	Ukraine	3	0.2%
17	Malaysia	3	0.2%
18	Pakistan	3	0.2%
19	Portugal	3	0.2%
20	Romania	2	0.1%
21	Russia	2	0.1%
22	Saudi Arabia	2	0.1%
23	Spain	2	0.1%
24	Taiwan	2	0.1%
25	Brazil	2	0.1%
26	Latvia	2	0.1%
27	Iran, Islamic Republic of	2	0.1%
28	Ireland	2	0.1%
29	Lithuania	1	0.1%
30	Malawi	1	0.1%
31	Argentina	1	0.1%
32	Hong Kong	1	0.1%
33	India	1	0.1%
34	New Zealand	1	0.1%
35	Norway	1	0.1%
36	Mongolia	1	0.1%
37	Kenya	1	0.1%