25 or 6 to 4 by Chicago first appeared on the Israeli foreign-music chart on 23 Aug 1970, entering at #15. It peaked at #1 on 4 Oct 1970, holding the top spot for 2 weeks. In total it spent 12 weeks on the chart, last charting on 8 Nov 1970. It also made the year-end chart: #9 of 1970.
| Wk | Date | Pos |
|---|---|---|
| 1 | 23 Aug 1970 | 15 |
| 2 | 30 Aug 1970 | 13 |
| 3 | 6 Sep 1970 | 8 |
| 4 | 13 Sep 1970 | 5 |
| 5 | 20 Sep 1970 | 3 |
| 6 | 27 Sep 1970 | 2 |
| 7 | 4 Oct 1970 | 1 |
| 8 | 11 Oct 1970 | 1 |
| 9 | 18 Oct 1970 | 2 |
| 10 | 25 Oct 1970 | 4 |
| 11 | 1 Nov 1970 | 11 |
| 12 | 8 Nov 1970 | 14 |