Rank	Countries/Territories	Count	Percent
1	United States	508	34.7%
2	China	456	31.1%
3	Japan	137	9.4%
4	Germany	129	8.8%
5	France	41	2.8%
6	Canada	32	2.2%
7	Russia	22	1.5%
8	Netherlands	17	1.2%
9	Australia	15	1%
10	Korea, Republic of	13	0.9%
11	Switzerland	13	0.9%
12	Singapore	12	0.8%
13	Ireland	12	0.8%
14	Cyprus	12	0.8%
15	India	9	0.6%
16	Hong Kong	7	0.5%
17	Norway	4	0.3%
18	Portugal	3	0.2%
19	Taiwan	3	0.2%
20	Belgium	3	0.2%
21		2	0.1%
22	Latvia	2	0.1%
23	Ukraine	2	0.1%
24	United Kingdom	2	0.1%
25	Spain	2	0.1%
26	Sweden	2	0.1%
27	Georgia	1	0.1%
28	Colombia	1	0.1%
29	Bulgaria	1	0.1%
30	Bangladesh	1	0.1%