Sincerely Yours by Sweet Sensation first appeared on the Israeli foreign-music chart on 23 Apr 1989, entering at #22. It peaked at #14 on 7 May 1989. In total it spent 4 weeks on the chart, last charting on 14 May 1989.
| Wk | Date | Pos |
|---|---|---|
| 1 | 23 Apr 1989 | 22 |
| 2 | 30 Apr 1989 | 19 |
| 3 | 7 May 1989 | 14 |
| 4 | 14 May 1989 | 23 |