Song: "Breakdown"
Artist: Tom Petty & Heartbreakers
Peak position on the Cashbox Singles chart: #33
Number of weeks on the Cashbox Singles chart: 19
(15 weeks in the Top 100)
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| November 5, 1977 | 107 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| November 12, 1977 | 105 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| November 19, 1977 | 104 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| November 26, 1977 | 101 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| December 3, 1977 | 97 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| December 10, 1977 | 87 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| December 17, 1977 | 80 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| December 24, 1977 | 67 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| December 31, 1977 | 60 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| January 7, 1978 | 58 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| January 14, 1978 | 51 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| January 21, 1978 | 43 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| January 28, 1978 | 37 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| February 4, 1978 | 33 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| February 11, 1978 | 33 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| February 18, 1978 | 33 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| February 25, 1978 | 40 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| March 4, 1978 | 63 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
| March 11, 1978 | 78 | Breakdown | Tom Petty & Heartbreakers | Shelter 62008 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.