| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 14 May 1980 | USD | 36.25 | 36.875 | 35.75 | 36.25 | 145 | -0.25 (-0.68%) | 27,400 |
| 13 May 1980 | USD | 36.5 | 36.625 | 36.125 | 36.5 | 146 | +0.125 (+0.34%) | 8,800 |
| 12 May 1980 | USD | 36.375 | 36.75 | 36 | 36.375 | 145.5 | -0.375 (-1.02%) | 9,900 |
| 9 May 1980 | USD | 36.75 | 37 | 36.5 | 36.75 | 147 | -0.25 (-0.68%) | 15,400 |
| 8 May 1980 | USD | 37 | 37.625 | 36.75 | 37 | 148 | -0.125 (-0.34%) | 26,000 |
| 7 May 1980 | USD | 37.125 | 37.875 | 37.125 | 37.125 | 148.5 | -0.5 (-1.33%) | 12,700 |
| 6 May 1980 | USD | 37.625 | 37.75 | 37.125 | 37.625 | 150.5 | +0.5 (+1.35%) | 19,700 |
| 5 May 1980 | USD | 37.125 | 37.625 | 37.125 | 37.125 | 148.5 | -0.5 (-1.33%) | 11,300 |
| 2 May 1980 | USD | 37.625 | 37.875 | 37.5 | 37.625 | 150.5 | +0.375 (+1.01%) | 11,400 |
| 1 May 1980 | USD | 37.25 | 38 | 37 | 37.25 | 149 | -0.625 (-1.65%) | 63,000 |
| 30 Apr 1980 | USD | 37.875 | 38.125 | 37.5 | 37.875 | 151.5 | -0.5 (-1.30%) | 33,600 |
| 29 Apr 1980 | USD | 38.375 | 38.75 | 38.375 | 38.375 | 153.5 | +0.125 (+0.33%) | 23,300 |
| 28 Apr 1980 | USD | 38.25 | 38.25 | 37.375 | 38.25 | 153 | +0.5 (+1.32%) | 12,500 |
| 25 Apr 1980 | USD | 37.75 | 37.875 | 36.875 | 37.75 | 151 | +0.375 (+1.00%) | 19,200 |
| 24 Apr 1980 | USD | 37.375 | 37.375 | 36.625 | 37.375 | 149.5 | +0.375 (+1.01%) | 9,600 |
| 23 Apr 1980 | USD | 37 | 37.625 | 36.875 | 37 | 148 | -0.125 (-0.34%) | 15,100 |
| 22 Apr 1980 | USD | 37.125 | 37.125 | 36.625 | 37.125 | 148.5 | +0.5 (+1.37%) | 23,900 |
| 21 Apr 1980 | USD | 36.625 | 37.75 | 36.625 | 36.625 | 146.5 | -1 (-2.66%) | 17,400 |
| 18 Apr 1980 | USD | 37.625 | 37.625 | 36.75 | 37.625 | 150.5 | +0.875 (+2.38%) | 54,700 |
| 17 Apr 1980 | USD | 36.75 | 37.375 | 36.625 | 36.75 | 147 | -0.25 (-0.68%) | 30,700 |
| 16 Apr 1980 | USD | 37 | 38.25 | 36.875 | 37 | 148 | +0.5 (+1.37%) | 58,800 |
| 15 Apr 1980 | USD | 36.5 | 36.75 | 36.125 | 36.5 | 146 | 0.0 (0.0%) | 20,000 |
| 14 Apr 1980 | USD | 36.5 | 37.25 | 36.375 | 36.5 | 146 | -0.25 (-0.68%) | 23,500 |
| 11 Apr 1980 | USD | 36.75 | 37 | 34.5 | 36.75 | 147 | +1.875 (+5.38%) | 70,100 |
| 10 Apr 1980 | USD | 34.875 | 35.375 | 34.75 | 34.875 | 139.5 | +0.625 (+1.82%) | 31,000 |
| 9 Apr 1980 | USD | 34.25 | 34.5 | 33.125 | 34.25 | 137 | +1.625 (+4.98%) | 37,000 |
| 8 Apr 1980 | USD | 32.625 | 33 | 31.875 | 32.625 | 130.5 | -0.375 (-1.14%) | 31,200 |
| 7 Apr 1980 | USD | 33 | 34.25 | 33 | 33 | 132 | -1 (-2.94%) | 13,600 |
| 3 Apr 1980 | USD | 34 | 35.375 | 34 | 34 | 136 | -0.75 (-2.16%) | 20,200 |
| 2 Apr 1980 | USD | 34.75 | 35.25 | 33.625 | 34.75 | 139 | 0.0 (0.0%) | 92,400 |
