| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 16 May 1980 | USD | 37.75 | 38.25 | 37.75 | 37.75 | 4.7188 | -0.25 (-0.66%) | 22,200 |
| 15 May 1980 | USD | 38 | 38.5 | 38 | 38 | 4.75 | +1.124 (+3.05%) | 59,600 |
| 14 May 1980 | USD | 36.876 | 37.376 | 36.876 | 36.876 | 4.6095 | +1.626 (+4.61%) | 50,100 |
| 13 May 1980 | USD | 35.25 | 35.75 | 35.25 | 35.25 | 4.4062 | +0.5 (+1.44%) | 20,700 |
| 12 May 1980 | USD | 34.75 | 35.25 | 34.75 | 34.75 | 4.3438 | -0.126 (-0.36%) | 1,700 |
| 9 May 1980 | USD | 34.876 | 35.376 | 34.876 | 34.876 | 4.3595 | 0.0 (0.0%) | 8,300 |
| 8 May 1980 | USD | 34.876 | 35.376 | 34.876 | 34.876 | 4.3595 | -0.124 (-0.35%) | 16,500 |
| 7 May 1980 | USD | 35 | 35.5 | 35 | 35 | 4.375 | 0.0 (0.0%) | 19,100 |
| 6 May 1980 | USD | 35 | 35.5 | 35 | 35 | 4.375 | +0.5 (+1.45%) | 31,500 |
| 5 May 1980 | USD | 34.5 | 35 | 34.5 | 34.5 | 4.3125 | +0.124 (+0.36%) | 37,200 |
| 2 May 1980 | USD | 34.376 | 34.876 | 34.376 | 34.376 | 4.297 | -0.124 (-0.36%) | 15,400 |
| 1 May 1980 | USD | 34.5 | 35 | 34.5 | 34.5 | 4.3125 | -0.75 (-2.13%) | 9,400 |
| 30 Apr 1980 | USD | 35.25 | 35.75 | 35.25 | 35.25 | 4.4062 | 0.0 (0.0%) | 25,300 |
| 29 Apr 1980 | USD | 35.25 | 35.75 | 35.25 | 35.25 | 4.4062 | -0.126 (-0.36%) | 10,800 |
| 28 Apr 1980 | USD | 35.376 | 35.876 | 35.376 | 35.376 | 4.422 | 0.0 (0.0%) | 34,000 |
| 25 Apr 1980 | USD | 35.376 | 35.876 | 35.376 | 35.376 | 4.422 | -0.25 (-0.70%) | 6,500 |
| 24 Apr 1980 | USD | 35.626 | 36.126 | 35.626 | 35.626 | 4.4532 | +0.126 (+0.35%) | 5,400 |
| 23 Apr 1980 | USD | 35.5 | 36 | 35.5 | 35.5 | 4.4375 | +0.374 (+1.06%) | 54,800 |
| 22 Apr 1980 | USD | 35.126 | 35.626 | 35.126 | 35.126 | 4.3907 | +0.25 (+0.72%) | 24,500 |
| 21 Apr 1980 | USD | 34.876 | 35.376 | 34.876 | 34.876 | 4.3595 | -0.124 (-0.35%) | 18,600 |
| 18 Apr 1980 | USD | 35 | 35.5 | 35 | 35 | 4.375 | +0.25 (+0.72%) | 23,900 |
| 17 Apr 1980 | USD | 34.75 | 35.25 | 34.75 | 34.75 | 4.3438 | -0.376 (-1.07%) | 43,000 |
| 16 Apr 1980 | USD | 35.126 | 35.626 | 35.126 | 35.126 | 4.3907 | -0.124 (-0.35%) | 70,100 |
| 15 Apr 1980 | USD | 35.25 | 35.75 | 35.25 | 35.25 | 4.4062 | 0.0 (0.0%) | 35,900 |
| 14 Apr 1980 | USD | 35.25 | 35.75 | 35.25 | 35.25 | 4.4062 | -0.126 (-0.36%) | 29,800 |
| 11 Apr 1980 | USD | 35.376 | 35.876 | 35.376 | 35.376 | 4.422 | -0.124 (-0.35%) | 17,500 |
| 10 Apr 1980 | USD | 35.5 | 36 | 35.5 | 35.5 | 4.4375 | -0.25 (-0.70%) | 91,800 |
| 9 Apr 1980 | USD | 35.75 | 36.25 | 35.75 | 35.75 | 4.4688 | +0.75 (+2.14%) | 65,400 |
| 8 Apr 1980 | USD | 35 | 35.5 | 35 | 35 | 4.375 | +0.5 (+1.45%) | 34,600 |
| 7 Apr 1980 | USD | 34.5 | 35 | 34.5 | 34.5 | 4.3125 | -1.25 (-3.50%) | 27,400 |
