Rank	Countries/Territories	Count	Percent
1	United States	431	33.7%
2	China	294	23%
3	Japan	207	16.2%
4	Germany	72	5.6%
5	India	46	3.6%
6	Singapore	42	3.3%
7		29	2.3%
8	United Kingdom	28	2.2%
9	Netherlands	14	1.1%
10	Iran, Islamic Republic of	12	0.9%
11	Australia	9	0.7%
12	Canada	9	0.7%
13	Argentina	6	0.5%
14	Ireland	6	0.5%
15	Russia	6	0.5%
16	Pakistan	6	0.5%
17	Turkey	6	0.5%
18	Korea, Republic of	5	0.4%
19	Malaysia	5	0.4%
20	New Zealand	4	0.3%
21	Egypt	4	0.3%
22	Cyprus	4	0.3%
23	Israel	3	0.2%
24	Uganda	3	0.2%
25	Hong Kong	2	0.2%
26	Bangladesh	2	0.2%
27	Albania	2	0.2%
28	Ecuador	2	0.2%
29	Latvia	2	0.2%
30	Peru	2	0.2%
31	Philippines	1	0.1%
32	Puerto Rico	1	0.1%
33	Qatar	1	0.1%
34	Mexico	1	0.1%
35	Norway	1	0.1%
36	Slovakia	1	0.1%
37	South Africa	1	0.1%
38	Spain	1	0.1%
39	Suriname	1	0.1%
40	Sweden	1	0.1%
41	Taiwan	1	0.1%
42	Czech Republic	1	0.1%
43	Ethiopia	1	0.1%
44	Italy	1	0.1%
45	Ukraine	1	0.1%