Song: "99"
Artist: Toto
Peak position on the Cashbox Singles chart: #17
Number of weeks on the Cashbox Singles chart: 18
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| December 22, 1979 | 87 | 99 | Toto | Columbia 11173 |
| December 29, 1979 | 76 | 99 | Toto | Columbia 11173 |
| January 5, 1980 | 76 | 99 | Toto | Columbia 11173 |
| January 12, 1980 | 69 | 99 | Toto | Columbia 11173 |
| January 19, 1980 | 56 | 99 | Toto | Columbia 11173 |
| January 26, 1980 | 47 | 99 | Toto | Columbia 11173 |
| February 2, 1980 | 41 | 99 | Toto | Columbia 11173 |
| February 9, 1980 | 34 | 99 | Toto | Columbia 11173 |
| February 16, 1980 | 27 | 99 | Toto | Columbia 11173 |
| February 23, 1980 | 22 | 99 | Toto | Columbia 11173 |
| March 1, 1980 | 20 | 99 | Toto | Columbia 11173 |
| March 8, 1980 | 18 | 99 | Toto | Columbia 11173 |
| March 15, 1980 | 17 | 99 | Toto | Columbia 11173 |
| March 22, 1980 | 25 | 99 | Toto | Columbia 11173 |
| March 29, 1980 | 36 | 99 | Toto | Columbia 11173 |
| April 5, 1980 | 46 | 99 | Toto | Columbia 11173 |
| April 12, 1980 | 55 | 99 | Toto | Columbia 11173 |
| April 19, 1980 | 91 | 99 | Toto | Columbia 11173 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.