Je ne sais pas pourquoi by Kylie Minogue first appeared on the Israeli foreign-music chart on 20 Nov 1988, entering at #7. It peaked at #7 on 20 Nov 1988. In total it spent 5 weeks on the chart, last charting on 18 Dec 1988.
| Wk | Date | Pos |
|---|---|---|
| 1 | 20 Nov 1988 | 7 |
| 2 | 27 Nov 1988 | 11 |
| 3 | 4 Dec 1988 | 16 |
| 4 | 11 Dec 1988 | 22 |
| 5 | 18 Dec 1988 | 29 |