Number of DNA Binding Sites	Number of Operons
1	333
2	170
3	110
4	70
5	61
6	36
7	24
8	18
9	14
10	18
11	6
12	5
13	7
14	4
15	1
16	3
17	3
18	1
19	2
20	1
21	1
25	1
35	1