Rank	Countries/Territories	Count	Percent
1	United States	580	36%
2	China	495	30.7%
3	Germany	117	7.3%
4	Sudan	78	4.8%
5	India	74	4.6%
6	France	42	2.6%
7	Canada	27	1.7%
8	Cyprus	19	1.2%
9	Japan	19	1.2%
10	United Kingdom	18	1.1%
11	Korea, Republic of	17	1.1%
12	Netherlands	17	1.1%
13	Singapore	14	0.9%
14	Sweden	13	0.8%
15	Australia	11	0.7%
16	Indonesia	10	0.6%
17	Turkey	6	0.4%
18	Russia	6	0.4%
19	Philippines	5	0.3%
20	Iran, Islamic Republic of	5	0.3%
21	Romania	4	0.2%
22	South Africa	3	0.2%
23	Latvia	3	0.2%
24	Ecuador	3	0.2%
25	Bangladesh	2	0.1%
26	Algeria	2	0.1%
27	Argentina	2	0.1%
28	Malaysia	2	0.1%
29	Ireland	2	0.1%
30	Ukraine	2	0.1%
31	Hong Kong	2	0.1%
32	Hungary	2	0.1%
33	Mongolia	2	0.1%
34	Nepal	1	0.1%
35	Norway	1	0.1%
36	Israel	1	0.1%
37	Italy	1	0.1%
38	Moldova, Republic of	1	0.1%
39	Bahrain	1	0.1%
40	Uzbekistan	1	0.1%