Rank	Countries/Territories	Count	Percent
1	United States	624	38.9%
2	China	479	29.8%
3	Germany	92	5.7%
4	India	71	4.4%
5	Nigeria	66	4.1%
6	France	50	3.1%
7	Japan	23	1.4%
8	Russia	23	1.4%
9	Switzerland	22	1.4%
10	Australia	17	1.1%
11	Canada	15	0.9%
12	Ireland	15	0.9%
13	Cyprus	14	0.9%
14	Netherlands	13	0.8%
15	United Kingdom	11	0.7%
16	Singapore	11	0.7%
17	Viet Nam	8	0.5%
18	Taiwan	7	0.4%
19	Egypt	5	0.3%
20	Poland	5	0.3%
21	Iran, Islamic Republic of	3	0.2%
22	Hong Kong	3	0.2%
23	Thailand	2	0.1%
24	Turkey	2	0.1%
25	South Africa	2	0.1%
26	Italy	2	0.1%
27	Korea, Republic of	2	0.1%
28	Malaysia	2	0.1%
29	Mongolia	2	0.1%
30	Ukraine	2	0.1%
31	Romania	1	0.1%
32	Morocco	1	0.1%
33	Norway	1	0.1%
34	Latvia	1	0.1%
35	Sweden	1	0.1%
36	Turkmenistan	1	0.1%
37	Hungary	1	0.1%
38	Guatemala	1	0.1%
39	Czech Republic	1	0.1%
40	Croatia	1	0.1%
41	Argentina	1	0.1%
42	Bangladesh	1	0.1%