Song: "Here I Am (Just When I Thought I Was Over You)"
Artist: Air Supply
Peak position on the Cashbox Singles chart: #5
Number of weeks on the Cashbox Singles chart: 20
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| September 19, 1981 | 80 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| September 26, 1981 | 55 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| October 3, 1981 | 40 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| October 10, 1981 | 32 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| October 17, 1981 | 28 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| October 24, 1981 | 25 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| October 31, 1981 | 19 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| November 7, 1981 | 15 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| November 14, 1981 | 14 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| November 21, 1981 | 7 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| November 28, 1981 | 5 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| December 5, 1981 | 5 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| December 12, 1981 | 9 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| December 19, 1981 | 24 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| December 26, 1981 | 36 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| January 2, 1982 | 36 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| January 9, 1982 | 36 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| January 16, 1982 | 53 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| January 23, 1982 | 92 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
| January 30, 1982 | 100 | Here I Am (Just When I Thought I Was Over You) | Air Supply | Arista 0626 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.