brown #
= weekly rock chart peak
blue #
= pop chart peak
| 1 | I Can't Tell You Why | 9 | 3 | Apr 1980 |  |
| Eagles |
| 2 | I Can't Tell You Why | Mar 1991 | |
| Howard Hewett |
| 3 | I Can't Tell You Why | Aug 1995 | |
| Brownstone |
| 4 | I Can't Tell You Why | Jul 2013 | |
| The Swon Brothers |
| 5 | I Can't Tell You Why | May 2015 | |
| Diana Krall |