Song: "Cecilia"
Artist: Simon & Garfunkel
Peak position on the Cashbox Singles chart: #1
Number of weeks on the Cashbox Singles chart: 12
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| April 11, 1970 | 71 | Cecilia | Simon & Garfunkel | Columbia 45133 |
| April 18, 1970 | 41 | Cecilia | Simon & Garfunkel | Columbia 45133 |
| April 25, 1970 | 25 | Cecilia | Simon & Garfunkel | Columbia 45133 |
| May 2, 1970 | 18 | Cecilia | Simon & Garfunkel | Columbia 45133 |
| May 9, 1970 | 12 | Cecilia | Simon & Garfunkel | Columbia 45133 |
| May 16, 1970 | 7 | Cecilia | Simon & Garfunkel | Columbia 45133 |
| May 23, 1970 | 2 | Cecilia | Simon & Garfunkel | Columbia 45133 |
| May 30, 1970 | 1 | Cecilia | Simon & Garfunkel | Columbia 45133 |
| June 6, 1970 | 4 | Cecilia | Simon & Garfunkel | Columbia 45133 |
| June 13, 1970 | 12 | Cecilia | Simon & Garfunkel | Columbia 45133 |
| June 20, 1970 | 32 | Cecilia | Simon & Garfunkel | Columbia 45133 |
| June 27, 1970 | 69 | Cecilia | Simon & Garfunkel | Columbia 45133 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.