Rank	Countries/Territories	Count	Percent
1	United States	410	35.4%
2	China	314	27.1%
3	Japan	165	14.3%
4	Germany	80	6.9%
5	Singapore	32	2.8%
6	India	17	1.5%
7	France	16	1.4%
8	Canada	15	1.3%
9	Australia	14	1.2%
10	United Kingdom	12	1%
11	Turkey	6	0.5%
12	Netherlands	6	0.5%
13	Indonesia	6	0.5%
14	Ireland	5	0.4%
15	Cyprus	5	0.4%
16	Egypt	5	0.4%
17	Italy	5	0.4%
18	Romania	5	0.4%
19	Trinidad and Tobago	4	0.3%
20	Ukraine	3	0.3%
21	Taiwan	3	0.3%
22	Korea, Republic of	3	0.3%
23	Lithuania	2	0.2%
24	Mongolia	2	0.2%
25	Israel	2	0.2%
26	Iran, Islamic Republic of	2	0.2%
27	Argentina	2	0.2%
28	Tunisia	2	0.2%
29	Sweden	2	0.2%
30	Switzerland	2	0.2%
31	Russia	2	0.2%
32	Serbia	2	0.2%
33	Uzbekistan	2	0.2%
34	Spain	1	0.1%
35	Philippines	1	0.1%
36	Belgium	1	0.1%
37	Greece	1	0.1%