blue #
= weekly pop chart peak
| 1 | Machine Gun | 20 | Jul 1974 |  |
| 2 | The Zoo (The Human Zoo) | Nov 1974 | |
| 3 | I Feel Sanctified | Dec 1974 | |
| 4 | Slippery When Wet | 20 | Jul 1975 | |
| 5 | This Is Your Life | Nov 1975 | |
| 6 | Sweet Love | 1 | May 1976 | |
| 7 | Just To Be Close To You | 4 | Nov 1976 | |
| 8 | Fancy Dancer | Feb 1977 | |
| 9 | Easy | 2 | Aug 1977 | |
| 10 | Brick House | 2 | Oct 1977 | |
| 11 | Too Hot Ta Trot | 19 | Jan 1978 | |
| 12 | Zoom | Mar 1978 | |
| 13 | Three Times A Lady | 1 | Aug 1978 | |
| 14 | Flying High | Nov 1978 | |
| 15 | Sail On | 2 | Sep 1979 | |
| 16 | Still | 1 | Nov 1979 | |
| 17 | Wonderland | 28 | Feb 1980 | |
| 18 | Old-Fashion Love | 22 | Aug 1980 | |
| 19 | Heroes | Oct 1980 | |
| 20 | Jesus Is Love | Feb 1981 | |
| 21 | Lady (You Bring Me Up) | 1 | Aug 1981 | |
| 22 | Oh No | 1 | Dec 1981 | |
| 23 | Why You Wanna Try Me | Feb 1982 | |
| 24 | Painted Picture | Jan 1983 | |
| 25 | Only You | Nov 1983 | |
| 26 | Nightshift | 3 | Apr 1985 | |
| 27 | Animal Instinct | Jun 1985 | |
| 28 | Janet | Sep 1985 | |
| 29 | Goin' To The Bank | Nov 1986 | |
| 30 | United In Love | Jul 1987 | |
| 31 | Solitaire | Nov 1988 | |