| Year | Question: Do you think that quite a few of the people running the government are crooked, not very many are, or do you think hardly any of them are crooked? | ||
| Quite a few | Not very many/hardly any | All | |
| 2010 | 55 | 38 | 6 |
| 2008 | 52 | 38 | 5 |
| 2000 | 49 | 46 | 3 |
| 1997 | 50 | 45 | 3 |
| 1996 | 52 | 41 | 5 |
| 1994 | 58 | 35 | 5 |
| 1992 | 61 | 32 | 4 |