Rank	Countries/Territories	Count	Percent
1	United States	511	38.2%
2	China	395	29.5%
3	Germany	127	9.5%
4	India	38	2.8%
5	Japan	37	2.8%
6	Australia	28	2.1%
7	France	26	1.9%
8	Russia	24	1.8%
9	Singapore	19	1.4%
10	Netherlands	12	0.9%
11	Cyprus	12	0.9%
12	Mexico	11	0.8%
13	Korea, Republic of	9	0.7%
14	Switzerland	9	0.7%
15	United Kingdom	8	0.6%
16	Hong Kong	8	0.6%
17	Turkey	7	0.5%
18	Italy	5	0.4%
19	Argentina	5	0.4%
20	Canada	5	0.4%
21	Latvia	4	0.3%
22	Nepal	3	0.2%
23	Portugal	3	0.2%
24	Spain	3	0.2%
25	Brazil	3	0.2%
26	Egypt	3	0.2%
27	Viet Nam	3	0.2%
28	Greece	2	0.1%
29	Hungary	2	0.1%
30	Bangladesh	2	0.1%
31	Belarus	2	0.1%
32	Czech Republic	2	0.1%
33	Iran, Islamic Republic of	2	0.1%
34	Lebanon	2	0.1%
35	Ireland	1	0.1%
36	Sweden	1	0.1%
37	Romania	1	0.1%
38	Oman	1	0.1%
39	Bulgaria	1	0.1%
40	Indonesia	1	0.1%
41	Taiwan	1	0.1%