Song: "Tranquillo"
Artist: Carly Simon
Peak position on the Cashbox Singles chart: #86
Number of weeks on the Cashbox Singles chart: 6
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| December 9, 1978 | 94 | Tranquillo | Carly Simon | Elektra 45544 |
| December 16, 1978 | 92 | Tranquillo | Carly Simon | Elektra 45544 |
| December 23, 1978 | 90 | Tranquillo | Carly Simon | Elektra 45544 |
| December 30, 1978 | 90 | Tranquillo | Carly Simon | Elektra 45544 |
| January 13, 1979 | 88 | Tranquillo | Carly Simon | Elektra 45544 |
| January 20, 1979 | 86 | Tranquillo | Carly Simon | Elektra 45544 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.