Song: "Arthur's Theme (Best That You Can Do)"
Artist: Christopher Cross
Peak position on the Cashbox Singles chart: #1
Number of weeks on the Cashbox Singles chart: 25
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| August 15, 1981 | 71 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| August 22, 1981 | 46 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| August 29, 1981 | 31 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| September 5, 1981 | 20 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| September 12, 1981 | 14 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| September 19, 1981 | 7 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| September 26, 1981 | 3 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| October 3, 1981 | 2 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| October 10, 1981 | 2 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| October 17, 1981 | 1 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| October 24, 1981 | 1 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| October 31, 1981 | 1 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| November 7, 1981 | 1 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| November 14, 1981 | 2 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| November 21, 1981 | 3 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| November 28, 1981 | 4 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| December 5, 1981 | 11 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| December 12, 1981 | 25 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| December 19, 1981 | 31 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| December 26, 1981 | 38 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| January 2, 1982 | 38 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| January 9, 1982 | 38 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| January 16, 1982 | 51 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| January 23, 1982 | 91 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
| January 30, 1982 | 94 | Arthur's Theme (Best That You Can Do) | Christopher Cross | Warner Bros. 49787 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.