Rank	Countries/Territories	Count	Percent
1	United States	164	34.7%
2	China	114	24.1%
3	Germany	28	5.9%
4	United Kingdom	20	4.2%
5	India	15	3.2%
6	Netherlands	15	3.2%
7	Nigeria	15	3.2%
8	Ireland	13	2.7%
9	Canada	10	2.1%
10	France	6	1.3%
11	Australia	5	1.1%
12	Brazil	5	1.1%
13	Japan	5	1.1%
14	Korea, Republic of	5	1.1%
15	Norway	4	0.8%
16	Mauritius	3	0.6%
17	Philippines	3	0.6%
18	Romania	3	0.6%
19	Switzerland	3	0.6%
20	Bangladesh	3	0.6%
21	Czech Republic	3	0.6%
22	Indonesia	3	0.6%
23	Iran, Islamic Republic of	2	0.4%
24	Israel	2	0.4%
25	Uganda	2	0.4%
26	Ukraine	2	0.4%
27	Singapore	2	0.4%
28	South Africa	2	0.4%
29	South Sudan	2	0.4%
30	Latvia	2	0.4%
31	Pakistan	2	0.4%
32	New Zealand	2	0.4%
33	Mongolia	1	0.2%
34	Sierra Leone	1	0.2%
35	Thailand	1	0.2%
36	Denmark	1	0.2%
37	El Salvador	1	0.2%
38	Cyprus	1	0.2%
39	Brunei Darussalam	1	0.2%
40	Zimbabwe	1	0.2%