Rank	Countries/Territories	Count	Percent
1	United States	460	35.5%
2	China	319	24.7%
3	Germany	114	8.8%
4	Japan	90	7%
5	Singapore	44	3.4%
6	India	37	2.9%
7	Nepal	36	2.8%
8	France	32	2.5%
9	Australia	20	1.5%
10	Korea, Republic of	14	1.1%
11	Italy	10	0.8%
12	Canada	9	0.7%
13	Croatia	9	0.7%
14	Cyprus	8	0.6%
15	Iran, Islamic Republic of	8	0.6%
16	Netherlands	8	0.6%
17	United Kingdom	8	0.6%
18	Spain	6	0.5%
19	Brazil	6	0.5%
20	Ireland	5	0.4%
21	Mexico	5	0.4%
22	Russia	5	0.4%
23	Romania	4	0.3%
24	Poland	4	0.3%
25	Colombia	4	0.3%
26	Latvia	3	0.2%
27	Portugal	3	0.2%
28	Ukraine	3	0.2%
29	Slovakia	2	0.2%
30	Zambia	2	0.2%
31	Malaysia	2	0.2%
32	Sweden	2	0.2%
33	Egypt	2	0.2%
34	Bangladesh	2	0.2%
35	Lithuania	1	0.1%
36	Indonesia	1	0.1%
37	Switzerland	1	0.1%
38	Turkey	1	0.1%
39	Uganda	1	0.1%
40	Saudi Arabia	1	0.1%
41	Mauritius	1	0.1%
42	New Zealand	1	0.1%