Rank	Countries/Territories	Count	Percent
1	United States	601	45.9%
2	China	247	18.9%
3	Japan	129	9.9%
4	Germany	99	7.6%
5	India	27	2.1%
6	Singapore	22	1.7%
7	Nepal	17	1.3%
8	Canada	17	1.3%
9	Russia	16	1.2%
10	United Kingdom	13	1%
11	Australia	13	1%
12	Korea, Republic of	11	0.8%
13	Poland	10	0.8%
14	France	10	0.8%
15	Netherlands	8	0.6%
16	Spain	7	0.5%
17	Latvia	6	0.5%
18	Ireland	6	0.5%
19	Iran, Islamic Republic of	5	0.4%
20	Taiwan	4	0.3%
21	Thailand	4	0.3%
22	Uganda	4	0.3%
23	Ukraine	3	0.2%
24	Turkey	3	0.2%
25	Greece	3	0.2%
26	Cyprus	3	0.2%
27	Argentina	3	0.2%
28	Colombia	2	0.2%
29	Georgia	2	0.2%
30	Indonesia	2	0.2%
31	Israel	2	0.2%
32	Switzerland	2	0.2%
33	Malaysia	2	0.2%
34	Philippines	1	0.1%
35	Portugal	1	0.1%
36	Romania	1	0.1%
37	Hong Kong	1	0.1%
38	Djibouti	1	0.1%