Rank	Countries/Territories	Count	Percent
1	United States	225	38.8%
2	China	164	28.3%
3	India	23	4%
4	Germany	16	2.8%
5	Canada	16	2.8%
6	Brazil	15	2.6%
7	Russia	15	2.6%
8		14	2.4%
9	Egypt	14	2.4%
10	Japan	12	2.1%
11	Netherlands	8	1.4%
12	Romania	8	1.4%
13	United Kingdom	7	1.2%
14	Australia	5	0.9%
15	Saudi Arabia	4	0.7%
16	Ireland	3	0.5%
17	Israel	2	0.3%
18	Indonesia	2	0.3%
19	France	2	0.3%
20	Greece	2	0.3%
21	Denmark	2	0.3%
22	Singapore	2	0.3%
23	Kenya	2	0.3%
24	Mexico	2	0.3%
25	Turkey	2	0.3%
26	Thailand	2	0.3%
27	Iceland	2	0.3%
28	Sweden	2	0.3%
29	Tanzania, United Republic of	1	0.2%
30	Tunisia	1	0.2%
31	Philippines	1	0.2%
32	South Africa	1	0.2%
33	Chile	1	0.2%
34	Argentina	1	0.2%
35	Hong Kong	1	0.2%