| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 3 Jun 1981 | USD | 37.875 | 38.25 | 37.625 | 37.875 | 473.4375 | 0.0 (0.0%) | 163,600 |
| 2 Jun 1981 | USD | 37.875 | 38.875 | 37.875 | 37.875 | 473.4375 | -0.625 (-1.62%) | 186,600 |
| 1 Jun 1981 | USD | 38.5 | 39 | 37.75 | 38.5 | 481.25 | +1.625 (+4.41%) | 280,600 |
| 29 May 1981 | USD | 36.875 | 37.875 | 36.75 | 36.875 | 460.9375 | -0.75 (-1.99%) | 169,600 |
| 28 May 1981 | USD | 37.625 | 39 | 37.5 | 37.625 | 470.3125 | -1.625 (-4.14%) | 256,600 |
| 27 May 1981 | USD | 39.25 | 39.625 | 39 | 39.25 | 490.625 | -0.25 (-0.63%) | 224,300 |
| 26 May 1981 | USD | 39.5 | 40 | 39 | 39.5 | 493.75 | -0.375 (-0.94%) | 179,900 |
| 25 May 1981 | USD | 39.875 | 39.875 | 39.875 | 39.875 | 498.4375 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 39.875 | 40.25 | 39.75 | 39.875 | 498.4375 | -0.125 (-0.31%) | 133,800 |
| 21 May 1981 | USD | 40 | 40.25 | 39.5 | 40 | 500 | +0.25 (+0.63%) | 264,200 |
| 20 May 1981 | USD | 39.75 | 41.125 | 39.75 | 39.75 | 496.875 | -1.5 (-3.64%) | 341,800 |
| 19 May 1981 | USD | 41.25 | 41.625 | 41 | 41.25 | 515.625 | -0.375 (-0.90%) | 115,800 |
| 18 May 1981 | USD | 41.625 | 41.75 | 41.375 | 41.625 | 520.3125 | -0.375 (-0.89%) | 131,000 |
| 15 May 1981 | USD | 42 | 42.25 | 41.625 | 42 | 525 | 0.0 (0.0%) | 131,900 |
| 14 May 1981 | USD | 42 | 42.25 | 41.75 | 42 | 525 | -0.25 (-0.59%) | 159,900 |
| 13 May 1981 | USD | 42.25 | 42.75 | 42.25 | 42.25 | 528.125 | +0.125 (+0.30%) | 122,000 |
| 12 May 1981 | USD | 42.125 | 42.375 | 41.625 | 42.125 | 526.5625 | +0.5 (+1.20%) | 163,000 |
| 11 May 1981 | USD | 41.625 | 42.625 | 41.375 | 41.625 | 520.3125 | -0.125 (-0.30%) | 120,300 |
| 8 May 1981 | USD | 41.75 | 42 | 41.375 | 41.75 | 521.875 | +0.25 (+0.60%) | 137,100 |
| 7 May 1981 | USD | 41.5 | 41.625 | 40.5 | 41.5 | 518.75 | +0.625 (+1.53%) | 119,700 |
| 6 May 1981 | USD | 40.875 | 41.125 | 40.625 | 40.875 | 510.9375 | +0.375 (+0.93%) | 205,800 |
| 5 May 1981 | USD | 40.5 | 40.875 | 40.25 | 40.5 | 506.25 | -0.375 (-0.92%) | 220,900 |
| 4 May 1981 | USD | 40.875 | 40.875 | 40.375 | 40.875 | 510.9375 | -0.625 (-1.51%) | 399,600 |
| 1 May 1981 | USD | 41.5 | 41.75 | 40.875 | 41.5 | 518.75 | +0.125 (+0.30%) | 445,400 |
| 30 Apr 1981 | USD | 41.375 | 41.5 | 40.625 | 41.375 | 517.1875 | +0.875 (+2.16%) | 141,800 |
| 29 Apr 1981 | USD | 40.5 | 41.125 | 40.375 | 40.5 | 506.25 | -0.25 (-0.61%) | 105,300 |
| 28 Apr 1981 | USD | 40.75 | 41.875 | 40.375 | 40.75 | 509.375 | -0.875 (-2.10%) | 253,900 |
| 27 Apr 1981 | USD | 41.625 | 42.125 | 41.125 | 41.625 | 520.3125 | -0.25 (-0.60%) | 184,300 |
| 24 Apr 1981 | USD | 41.875 | 42.25 | 41.25 | 41.875 | 523.4375 | +0.375 (+0.90%) | 94,900 |
| 23 Apr 1981 | USD | 41.5 | 42.125 | 41.375 | 41.5 | 518.75 | 0.0 (0.0%) | 262,500 |
