What's a Woman by Vaya Con Dios first appeared on the Israeli foreign-music chart on 29 Jul 1990, entering at #3. It peaked at #1 on 19 Aug 1990, holding the top spot for 3 weeks. In total it spent 10 weeks on the chart, last charting on 30 Sep 1990. It also made the year-end chart: #29 of 1990.
| Wk | Date | Pos |
|---|---|---|
| 1 | 29 Jul 1990 | 3 |
| 2 | 5 Aug 1990 | 2 |
| 3 | 12 Aug 1990 | 2 |
| 4 | 19 Aug 1990 | 1 |
| 5 | 26 Aug 1990 | 1 |
| 6 | 2 Sep 1990 | 1 |
| 7 | 9 Sep 1990 | 6 |
| 8 | 16 Sep 1990 | 15 |
| 9 | 23 Sep 1990 | 20 |
| 10 | 30 Sep 1990 | 28 |