Song: "Once You Understand"
Artist: Think
Peak position on the Cashbox Singles chart: #53
Number of weeks on the Cashbox Singles chart: 8
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| March 2, 1974 | 97 | Once You Understand | Think | Big Tree 15000 |
| March 9, 1974 | 87 | Once You Understand | Think | Big Tree 15000 |
| March 16, 1974 | 77 | Once You Understand | Think | Big Tree 15000 |
| March 23, 1974 | 70 | Once You Understand | Think | Big Tree 15000 |
| March 30, 1974 | 63 | Once You Understand | Think | Big Tree 15000 |
| April 6, 1974 | 55 | Once You Understand | Think | Big Tree 15000 |
| April 13, 1974 | 53 | Once You Understand | Think | Big Tree 15000 |
| April 20, 1974 | 69 | Once You Understand | Think | Big Tree 15000 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.