Rank	Countries/Territories	Count	Percent
1	United States	340	25.7%
2	Japan	264	19.9%
3	China	263	19.9%
4	India	73	5.5%
5	Germany	55	4.2%
6	Canada	37	2.8%
7	Iran, Islamic Republic of	36	2.7%
8	Singapore	30	2.3%
9	Korea, Republic of	25	1.9%
10	United Kingdom	23	1.7%
11	Netherlands	21	1.6%
12	Nigeria	15	1.1%
13	France	15	1.1%
14	Taiwan	11	0.8%
15	Ireland	9	0.7%
16	Spain	8	0.6%
17	United Arab Emirates	7	0.5%
18	Hong Kong	7	0.5%
19	Australia	6	0.5%
20	Indonesia	6	0.5%
21	Italy	6	0.5%
22	Macao	6	0.5%
23	Brazil	5	0.4%
24	Bulgaria	5	0.4%
25	Turkey	5	0.4%
26	Sweden	4	0.3%
27	Ukraine	3	0.2%
28	Qatar	3	0.2%
29	Cyprus	3	0.2%
30	Norway	3	0.2%
31	Israel	3	0.2%
32	Luxembourg	2	0.2%
33	New Zealand	2	0.2%
34	Colombia	2	0.2%
35	Austria	2	0.2%
36	Bangladesh	2	0.2%
37	Romania	2	0.2%
38	Russia	2	0.2%
39	Switzerland	2	0.2%
40	Viet Nam	1	0.1%
41	Belgium	1	0.1%
42	Denmark	1	0.1%
43	Egypt	1	0.1%
44	Finland	1	0.1%
45	Malaysia	1	0.1%
46	Morocco	1	0.1%
47	Pakistan	1	0.1%
48	Portugal	1	0.1%
49	Puerto Rico	1	0.1%
50	Libya	1	0.1%