Song: "I Thank You"
Artist: ZZ Top
Peak position on the Cashbox Singles chart: #43
Number of weeks on the Cashbox Singles chart: 10
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| January 26, 1980 | 82 | I Thank You | ZZ Top | Warner Bros. 49163 |
| February 2, 1980 | 72 | I Thank You | ZZ Top | Warner Bros. 49163 |
| February 9, 1980 | 62 | I Thank You | ZZ Top | Warner Bros. 49163 |
| February 16, 1980 | 53 | I Thank You | ZZ Top | Warner Bros. 49163 |
| February 23, 1980 | 48 | I Thank You | ZZ Top | Warner Bros. 49163 |
| March 1, 1980 | 44 | I Thank You | ZZ Top | Warner Bros. 49163 |
| March 8, 1980 | 43 | I Thank You | ZZ Top | Warner Bros. 49163 |
| March 15, 1980 | 48 | I Thank You | ZZ Top | Warner Bros. 49163 |
| March 22, 1980 | 60 | I Thank You | ZZ Top | Warner Bros. 49163 |
| March 29, 1980 | 96 | I Thank You | ZZ Top | Warner Bros. 49163 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.