Rank	Countries/Territories	Count	Percent
1	United States	302	30.4%
2	China	283	28.5%
3	Germany	64	6.4%
4	Australia	43	4.3%
5	Ghana	32	3.2%
6	India	31	3.1%
7	Iran, Islamic Republic of	24	2.4%
8	United Kingdom	24	2.4%
9	Philippines	22	2.2%
10	Japan	20	2%
11	Singapore	19	1.9%
12	France	15	1.5%
13	Belgium	10	1%
14	Italy	10	1%
15	Turkey	8	0.8%
16	Cyprus	8	0.8%
17	Sweden	7	0.7%
18	Netherlands	5	0.5%
19	Colombia	5	0.5%
20	Finland	5	0.5%
21	Canada	5	0.5%
22	Ethiopia	4	0.4%
23	Greece	4	0.4%
24	Hong Kong	4	0.4%
25	New Zealand	4	0.4%
26	Nigeria	4	0.4%
27	Lithuania	4	0.4%
28	Switzerland	3	0.3%
29	Thailand	3	0.3%
30	Taiwan	2	0.2%
31	Nepal	2	0.2%
32	South Africa	2	0.2%
33	Spain	2	0.2%
34	Sri Lanka	2	0.2%
35	Israel	2	0.2%
36	Indonesia	2	0.2%
37	Bangladesh	2	0.2%
38	Brazil	1	0.1%
39	Bulgaria	1	0.1%
40	Denmark	1	0.1%
41	Egypt	1	0.1%
42	Norway	1	0.1%