Rank	Countries/Territories	Count	Percent
1	United States	275	31%
2	China	203	22.9%
3	India	107	12%
4	Germany	46	5.2%
5	Australia	21	2.4%
6	Japan	20	2.3%
7	Hungary	18	2%
8	Brazil	16	1.8%
9	Tanzania, United Republic of	16	1.8%
10	France	15	1.7%
11	United Kingdom	12	1.4%
12	Korea, Republic of	11	1.2%
13	Indonesia	9	1%
14	Thailand	8	0.9%
15	Singapore	7	0.8%
16	Ireland	7	0.8%
17	Italy	7	0.8%
18	Mexico	7	0.8%
19	Nigeria	6	0.7%
20	Netherlands	5	0.6%
21	Hong Kong	5	0.6%
22	Taiwan	5	0.6%
23	Ukraine	5	0.6%
24	Viet Nam	4	0.5%
25	Moldova, Republic of	4	0.5%
26	Morocco	4	0.5%
27	Iran, Islamic Republic of	4	0.5%
28	Saudi Arabia	3	0.3%
29	Poland	3	0.3%
30	Ghana	3	0.3%
31	Canada	3	0.3%
32	United Arab Emirates	3	0.3%
33	Spain	2	0.2%
34	Chile	2	0.2%
35	Cameroon	2	0.2%
36	Bangladesh	2	0.2%
37	Guyana	2	0.2%
38	Ecuador	2	0.2%
39	Egypt	2	0.2%
40	Malaysia	2	0.2%
41	Mauritius	2	0.2%
42	Russia	1	0.1%
43	Norway	1	0.1%
44	Philippines	1	0.1%
45	Ethiopia	1	0.1%
46	Argentina	1	0.1%
47	Cyprus	1	0.1%
48	Denmark	1	0.1%
49	Turkey	1	0.1%