Rank	Countries/Territories	Count	Percent
1	United States	380	35.8%
2	China	270	25.4%
3	Japan	152	14.3%
4	Germany	60	5.7%
5	Korea, Republic of	58	5.5%
6	Netherlands	29	2.7%
7	Singapore	27	2.5%
8	Canada	8	0.8%
9	United Kingdom	6	0.6%
10	Taiwan	5	0.5%
11	Russia	5	0.5%
12	Hong Kong	5	0.5%
13	Ireland	5	0.5%
14	Cyprus	5	0.5%
15	Argentina	4	0.4%
16	Poland	4	0.4%
17	Spain	3	0.3%
18	Australia	3	0.3%
19	Bangladesh	3	0.3%
20	India	3	0.3%
21	Italy	2	0.2%
22	Brazil	2	0.2%
23	Ecuador	2	0.2%
24	France	2	0.2%
25	Tanzania, United Republic of	2	0.2%
26	Slovakia	2	0.2%
27	Pakistan	2	0.2%
28	Mexico	2	0.2%
29	Mongolia	2	0.2%
30	Nepal	2	0.2%
31	Lithuania	1	0.1%
32	Norway	1	0.1%
33	Georgia	1	0.1%
34	Colombia	1	0.1%
35	Iran, Islamic Republic of	1	0.1%
36	Viet Nam	1	0.1%