Rank	Countries/Territories	Count	Percent
1	United States	383	26.5%
2	China	360	24.9%
3	Japan	208	14.4%
4	Germany	122	8.4%
5	Singapore	90	6.2%
6	Denmark	39	2.7%
7	United Kingdom	28	1.9%
8	Russia	19	1.3%
9	Netherlands	19	1.3%
10	Spain	17	1.2%
11	France	16	1.1%
12	Korea, Republic of	14	1%
13	Australia	12	0.8%
14	Ireland	11	0.8%
15	Ukraine	11	0.8%
16	Italy	11	0.8%
17	Indonesia	9	0.6%
18	Hong Kong	9	0.6%
19	Argentina	8	0.6%
20	Canada	8	0.6%
21	Cyprus	7	0.5%
22	Sweden	7	0.5%
23	India	6	0.4%
24	Hungary	5	0.3%
25	Iran, Islamic Republic of	3	0.2%
26	Czech Republic	3	0.2%
27	Belgium	3	0.2%
28	Taiwan	3	0.2%
29	Israel	3	0.2%
30	Latvia	2	0.1%
31	South Africa	2	0.1%
32	Brazil	2	0.1%
33	Egypt	2	0.1%
34	Viet Nam	2	0.1%
35	Iraq	1	0.1%
36	Cuba	1	0.1%
37	Mexico	1	0.1%
38	Romania	1	0.1%