| illinois state university library database | 0.78 | 0.3 | 4744 | 42 | 73 |
| illinois state university library website | 0.9 | 0.3 | 7900 | 41 | 69 |
| illinois state university library | 0.53 | 0.7 | 473 | 33 | 2 |
| university of illinois library database | 0.78 | 0.9 | 7559 | 39 | 71 |
| illinois state university online library | 1.91 | 0.9 | 5638 | 40 | 92 |
| indiana state university library database | 0.85 | 0.8 | 7935 | 41 | 20 |
| chicago state university library database | 1.97 | 0.9 | 9508 | 41 | 61 |
| illinois state university library science | 1.3 | 0.1 | 7359 | 41 | 65 |
| state of illinois library | 0.32 | 0.1 | 114 | 25 | 50 |
| university of illinois database | 0.17 | 0.9 | 4732 | 31 | 76 |
| state of illinois library system | 1.12 | 0.4 | 2562 | 32 | 50 |
| iowa state university library database | 0.28 | 0.6 | 7272 | 38 | 58 |
| chicago state library database | 0.33 | 0.7 | 7738 | 30 | 63 |
| state of illinois database | 0.84 | 1 | 9427 | 26 | 39 |
| idaho state university library database | 0.1 | 0.4 | 2811 | 39 | 66 |
| illinois state library catalog | 1.25 | 1 | 367 | 30 | 10 |
| indiana state library database | 0.03 | 0.9 | 179 | 30 | 88 |
| university of illinois database search | 0.11 | 1 | 3317 | 38 | 8 |
| illinois secretary of state databases | 1.65 | 1 | 8838 | 37 | 48 |
| state of il library | 0.91 | 0.8 | 220 | 19 | 58 |
| illinois state archives databases | 1.01 | 0.7 | 2353 | 33 | 38 |
| il state archives databases | 0.06 | 0.1 | 5758 | 27 | 22 |
