I.O.U. by Paris first appeared on the Israeli foreign-music chart on 25 Jul 1983, entering at #12. It peaked at #4 on 8 Aug 1983. In total it spent 9 weeks on the chart, last charting on 19 Sep 1983.
| Wk | Date | Pos |
|---|---|---|
| 1 | 25 Jul 1983 | 12 |
| 2 | 1 Aug 1983 | 8 |
| 3 | 8 Aug 1983 | 4 |
| 4 | 15 Aug 1983 | 5 |
| 5 | 22 Aug 1983 | 9 |
| 6 | 29 Aug 1983 | 15 |
| 7 | 5 Sep 1983 | 23 |
| 8 | 12 Sep 1983 | 31 |
| 9 | 19 Sep 1983 | 39 |