Rank	Countries/Territories	Count	Percent
1	United States	532	34.1%
2	China	489	31.4%
3	Germany	135	8.7%
4	France	47	3%
5	United Kingdom	31	2%
6		28	1.8%
7	Korea, Republic of	28	1.8%
8	Japan	26	1.7%
9	Russia	25	1.6%
10	Canada	23	1.5%
11	India	22	1.4%
12	Netherlands	19	1.2%
13	Singapore	17	1.1%
14	Pakistan	15	1%
15	Hong Kong	15	1%
16	Ireland	13	0.8%
17	Taiwan	12	0.8%
18	Mauritius	8	0.5%
19	Iran, Islamic Republic of	6	0.4%
20	Australia	6	0.4%
21	Ukraine	5	0.3%
22	Belgium	4	0.3%
23	Israel	4	0.3%
24	Latvia	4	0.3%
25	Morocco	3	0.2%
26	Egypt	3	0.2%
27	Thailand	3	0.2%
28	Poland	3	0.2%
29	Romania	3	0.2%
30	Yemen	3	0.2%
31	Sweden	2	0.1%
32	Turkey	2	0.1%
33	Cyprus	2	0.1%
34	Denmark	2	0.1%
35	Bulgaria	2	0.1%
36	Bangladesh	2	0.1%
37	Italy	2	0.1%
38	Luxembourg	2	0.1%
39	Malaysia	2	0.1%
40	Philippines	2	0.1%
41	Slovenia	2	0.1%
42	South Africa	1	0.1%
43	New Zealand	1	0.1%
44	Mongolia	1	0.1%
45	Indonesia	1	0.1%
46	Switzerland	1	0.1%