Rank	Countries/Territories	Count	Percent
1	United States	619	43.3%
2	China	366	25.6%
3	Germany	76	5.3%
4	Russia	40	2.8%
5	India	36	2.5%
6	Nepal	32	2.2%
7	Japan	29	2%
8	Korea, Republic of	24	1.7%
9	Hong Kong	23	1.6%
10	Singapore	14	1%
11	Indonesia	13	0.9%
12	United Kingdom	11	0.8%
13	Taiwan	10	0.7%
14	Nigeria	10	0.7%
15	Canada	9	0.6%
16	Australia	8	0.6%
17	Bangladesh	8	0.6%
18	Netherlands	8	0.6%
19	Ireland	8	0.6%
20	South Africa	7	0.5%
21	Senegal	6	0.4%
22	Kenya	6	0.4%
23	Philippines	5	0.4%
24	France	5	0.4%
25	Iraq	4	0.3%
26	Brazil	4	0.3%
27	Argentina	4	0.3%
28	Italy	4	0.3%
29	Romania	4	0.3%
30	Malaysia	3	0.2%
31	Mauritius	3	0.2%
32	Cambodia	3	0.2%
33	Iran, Islamic Republic of	3	0.2%
34	Viet Nam	3	0.2%
35	Thailand	2	0.1%
36	Ethiopia	2	0.1%
37	Ghana	2	0.1%
38	Mexico	2	0.1%
39	Peru	2	0.1%
40	Portugal	1	0.1%
41	Israel	1	0.1%
42	Greece	1	0.1%
43	Botswana	1	0.1%
44	Cyprus	1	0.1%
45	Turkey	1	0.1%
46	Uganda	1	0.1%
47	Ukraine	1	0.1%
48	Spain	1	0.1%
49	Saudi Arabia	1	0.1%