| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 6 May 1980 | USD | 5.625 | 5.625 | 5.625 | 5.625 | 19.4916 | +0.375 (+7.14%) | 1,200 |
| 5 May 1980 | USD | 5.25 | 5.25 | 5 | 5.25 | 18.1921 | +0.375 (+7.69%) | 2,000 |
| 2 May 1980 | USD | 4.875 | 4.875 | 4.875 | 4.875 | 16.8927 | 0.0 (0.0%) | 0 |
| 1 May 1980 | USD | 4.875 | 4.875 | 4.875 | 4.875 | 16.8927 | -0.125 (-2.50%) | 100 |
| 30 Apr 1980 | USD | 5 | 5 | 5 | 5 | 17.3259 | -0.124 (-2.42%) | 100 |
| 29 Apr 1980 | USD | 5.124 | 5.124 | 5.124 | 5.124 | 17.7555 | +0.124 (+2.48%) | 300 |
| 28 Apr 1980 | USD | 5 | 5 | 5 | 5 | 17.3259 | 0.0 (0.0%) | 0 |
| 25 Apr 1980 | USD | 5 | 5.124 | 5 | 5 | 17.3259 | 0.0 (0.0%) | 700 |
| 24 Apr 1980 | USD | 5 | 5 | 4.875 | 5 | 17.3259 | +0.125 (+2.56%) | 1,300 |
| 23 Apr 1980 | USD | 4.875 | 4.875 | 4.374 | 4.875 | 16.8927 | +0.624 (+14.68%) | 1,600 |
| 22 Apr 1980 | USD | 4.251 | 4.374 | 4.251 | 4.251 | 14.7304 | -0.249 (-5.53%) | 1,300 |
| 21 Apr 1980 | USD | 4.5 | 4.5 | 4.374 | 4.5 | 15.5933 | +0.249 (+5.86%) | 300 |
| 18 Apr 1980 | USD | 4.251 | 4.251 | 4.251 | 4.251 | 14.7304 | -0.123 (-2.81%) | 100 |
| 17 Apr 1980 | USD | 4.374 | 4.374 | 4.374 | 4.374 | 15.1567 | -0.252 (-5.45%) | 200 |
| 16 Apr 1980 | USD | 4.626 | 4.626 | 4.626 | 4.626 | 16.0299 | 0.0 (0.0%) | 0 |
| 15 Apr 1980 | USD | 4.626 | 4.626 | 4.626 | 4.626 | 16.0299 | +0.126 (+2.80%) | 400 |
| 14 Apr 1980 | USD | 4.5 | 4.626 | 4.5 | 4.5 | 15.5933 | -0.126 (-2.72%) | 900 |
| 11 Apr 1980 | USD | 4.626 | 4.626 | 4.626 | 4.626 | 16.0299 | 0.0 (0.0%) | 500 |
| 10 Apr 1980 | USD | 4.626 | 4.749 | 4.626 | 4.626 | 16.0299 | -0.123 (-2.59%) | 200 |
| 9 Apr 1980 | USD | 4.749 | 4.749 | 4.5 | 4.749 | 16.4561 | +0.123 (+2.66%) | 1,700 |
| 8 Apr 1980 | USD | 4.626 | 4.626 | 4.626 | 4.626 | 16.0299 | +0.126 (+2.80%) | 200 |
| 7 Apr 1980 | USD | 4.5 | 4.749 | 4.5 | 4.5 | 15.5933 | -0.249 (-5.24%) | 1,400 |
| 3 Apr 1980 | USD | 4.749 | 4.749 | 4.626 | 4.749 | 16.4561 | 0.0 (0.0%) | 1,300 |
| 2 Apr 1980 | USD | 4.749 | 4.749 | 4.749 | 4.749 | 16.4561 | +0.123 (+2.66%) | 300 |
| 1 Apr 1980 | USD | 4.626 | 4.626 | 4.626 | 4.626 | 16.0299 | 0.0 (0.0%) | 0 |
| 31 Mar 1980 | USD | 4.626 | 4.626 | 4.626 | 4.626 | 16.0299 | 0.0 (0.0%) | 900 |
| 28 Mar 1980 | USD | 4.626 | 4.749 | 4.5 | 4.626 | 16.0299 | -0.123 (-2.59%) | 600 |
| 27 Mar 1980 | USD | 4.749 | 4.749 | 4.749 | 4.749 | 16.4561 | 0.0 (0.0%) | 700 |
| 26 Mar 1980 | USD | 4.749 | 4.749 | 4.749 | 4.749 | 16.4561 | 0.0 (0.0%) | 100 |
| 25 Mar 1980 | USD | 4.749 | 4.875 | 4.5 | 4.749 | 16.4561 | -0.126 (-2.58%) | 1,800 |
