Note that the AP has ranked a variable number of teams since it began in 1948-49.

 1948-49 through 1960-61: top 20
 1961-62 through 1963-64: top 10
 1964-65: top 10, except for preseason which was top 20
 1965-66 through 1967-68: top 10
 1968-69 through 1988-89: top 20
 1989-90 through present: top 25

AP Top 25 Matchups

AP Top 25 Matchups Table
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 All
1 - 1-0 1-0 1-1 - 2-0 - 1-0 1-0 - - - - 1-0 - - - 1-0 3-0 - - - - - ....12-1
2 - 0-1 - - - 1-0 1-1 - - 0-1 0-1 0-1 - 2-0 - 1-0 - - - - - - - - ....5-5
3 0-1 1-0 0-1 - 3-1 - 0-1 - - - - 1-0 - 1-0 - 1-0 - - 1-0 1-0 1-0 1-0 1-0 - ....12-4
4 0-1 - 1-0 1-1 - - - 1-0 - - - - - 1-1 - - - - - 1-0 1-0 1-0 - - ....7-3
5 1-1 - - 1-1 2-0 - 1-0 1-1 2-0 1-0 - - 2-0 - - - - 1-0 - 1-0 - - 1-0 - ....14-3
6 - - 1-3 - 0-2 - - 2-0 - - - - - - 1-0 1-1 1-0 - - 1-0 - - 0-1 1-0 ....8-7
7 0-2 0-1 - - - - - - - - - - - 0-2 - - 2-1 - - - - - 2-0 - ....4-6
8 - 1-1 1-0 - 0-1 - - 1-1 1-0 - 2-0 - 0-1 - - - 1-0 1-1 2-0 - 1-0 - - 1-0 ....12-5
9 0-1 - - 0-1 1-1 0-2 - 1-1 - 1-0 - - 2-0 - 1-0 - - - 1-1 - - - - - ....7-7
10 0-1 - - - 0-2 - - 0-1 - - - - - - - - - 2-0 - - 1-0 - - - ....3-4
11 - 1-0 - - 0-1 - - - 0-1 - - 0-1 - - - 0-1 2-0 - 1-0 0-1 - - - - ....4-5
12 - 1-0 - - - - - 0-2 - - - 0-1 1-1 - - - - - 1-0 - - - - - ....3-4
13 - 1-0 0-1 - - - - - - - 1-0 1-0 - - - 1-0 1-0 - - 1-0 - - - - ....6-1
14 - - - - 0-2 - - 1-0 0-2 - - 1-1 - - 1-0 - - 0-1 - - - - - - ....3-6
15 0-1 0-2 0-1 1-1 - - 2-0 - - - - - - - - - - - - - - - 1-0 - ....4-5
16 - - - - - 0-1 - - 0-1 - - - - 0-1 - - 1-0 - - 0-1 - - 0-1 1-0 ....2-5
17 - 0-1 0-1 - - 1-1 - - - - 1-0 - 0-1 - - - - - - - - - 0-1 - ....2-5
18 - - - - - 0-1 1-2 0-1 - - 0-2 - 0-1 - - 0-1 - - 0-1 - 0-1 0-1 - 1-0 ....2-11
19 0-1 - - - 0-1 - - 1-1 - 0-2 - - - 1-0 - - - - - - - - - - ....2-5
20 0-3 - 0-1 - - - - 0-2 1-1 - 0-1 0-1 - - - - - 1-0 - - - 1-0 - - ....3-9
21 - - 0-1 0-1 0-1 0-1 - - - - 1-0 - 0-1 - - 1-0 - - - - - 0-2 - - ....2-7
22 - - 0-1 0-1 - - - 0-1 - 0-1 - - - - - - - 1-0 - - - - 1-0 - ....2-4
23 - - 0-1 0-1 - - - - - - - - - - - - - 1-0 - 0-1 2-0 - - 0-2 ....3-5
24 - - 0-1 - 0-1 1-0 0-2 - - - - - - - 0-1 1-0 1-0 - - - - 0-1 - 0-1 ....3-7
25 - - - - - 0-1 - 0-1 - - - - - - - 0-1 - 0-1 - - - - 2-0 1-0 ....3-4
- - - - - - - - - - - - - - - - - - - - - - - - - - -
All 1-12 5-5 4-12 3-7 3-14 7-8 6-4 5-12 7-7 4-3 5-4 4-3 1-6 6-3 5-4 5-2 5-2 11-2 5-2 9-3 7-2 4-2 5-3 7-3 4-3