Rank	Countries/Territories	Count	Percent
1	United States	220	35.5%
2	China	139	22.4%
3	Germany	55	8.9%
4	India	35	5.6%
5	Canada	28	4.5%
6	United Kingdom	26	4.2%
7	Brazil	23	3.7%
8	France	13	2.1%
9	Ireland	9	1.5%
10	Australia	7	1.1%
11	Estonia	4	0.6%
12	Korea, Republic of	4	0.6%
13	Pakistan	4	0.6%
14	Portugal	4	0.6%
15	Romania	4	0.6%
16	Lebanon	3	0.5%
17	Morocco	3	0.5%
18	Japan	3	0.5%
19	Latvia	2	0.3%
20	Poland	2	0.3%
21	Finland	2	0.3%
22	El Salvador	2	0.3%
23	Bulgaria	2	0.3%
24	Cyprus	2	0.3%
25	Thailand	2	0.3%
26	Singapore	2	0.3%
27	Slovakia	2	0.3%
28	South Africa	2	0.3%
29	Tanzania, United Republic of	1	0.2%
30	Ukraine	1	0.2%
31	Russia	1	0.2%
32	Saudi Arabia	1	0.2%
33	Czech Republic	1	0.2%
34	Egypt	1	0.2%
35	Algeria	1	0.2%
36	Indonesia	1	0.2%
37	Iraq	1	0.2%
38	Puerto Rico	1	0.2%
39	Netherlands	1	0.2%
40	Norway	1	0.2%
41	Malaysia	1	0.2%
42	Kuwait	1	0.2%
43	Kenya	1	0.2%
44	Italy	1	0.2%