| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 7 Aug 1980 | USD | 26.75 | 26.75 | 24.75 | 26.75 | 8.9167 | +2.375 (+9.74%) | 146,300 |
| 6 Aug 1980 | USD | 24.375 | 24.375 | 23.625 | 24.375 | 8.125 | +1 (+4.28%) | 22,800 |
| 5 Aug 1980 | USD | 23.375 | 24.5 | 23.375 | 23.375 | 7.7917 | -0.625 (-2.60%) | 38,500 |
| 4 Aug 1980 | USD | 24 | 24 | 23.375 | 24 | 8 | +0.5 (+2.13%) | 36,600 |
| 1 Aug 1980 | USD | 23.5 | 24 | 23.125 | 23.5 | 7.8333 | -0.25 (-1.05%) | 44,400 |
| 31 Jul 1980 | USD | 23.75 | 23.875 | 23.125 | 23.75 | 7.9167 | +0.25 (+1.06%) | 46,800 |
| 30 Jul 1980 | USD | 23.5 | 23.625 | 23 | 23.5 | 7.8333 | +0.5 (+2.17%) | 25,800 |
| 29 Jul 1980 | USD | 23 | 23 | 21.75 | 23 | 7.6667 | +1.125 (+5.14%) | 16,300 |
| 28 Jul 1980 | USD | 21.875 | 21.875 | 21.125 | 21.875 | 7.2917 | +0.625 (+2.94%) | 27,300 |
| 25 Jul 1980 | USD | 21.25 | 21.625 | 21.125 | 21.25 | 7.0833 | -0.25 (-1.16%) | 21,500 |
| 24 Jul 1980 | USD | 21.5 | 21.75 | 21.125 | 21.5 | 7.1667 | -0.375 (-1.71%) | 36,500 |
| 23 Jul 1980 | USD | 21.875 | 22 | 21.75 | 21.875 | 7.2917 | +0.375 (+1.74%) | 27,700 |
| 22 Jul 1980 | USD | 21.5 | 22.125 | 21.5 | 21.5 | 7.1667 | -0.375 (-1.71%) | 26,100 |
| 21 Jul 1980 | USD | 21.875 | 22 | 21.75 | 21.875 | 7.2917 | 0.0 (0.0%) | 14,800 |
| 18 Jul 1980 | USD | 21.875 | 22 | 21.625 | 21.875 | 7.2917 | -0.25 (-1.13%) | 19,200 |
| 17 Jul 1980 | USD | 22.125 | 22.375 | 21.875 | 22.125 | 7.375 | 0.0 (0.0%) | 32,500 |
| 16 Jul 1980 | USD | 22.125 | 23 | 21.875 | 22.125 | 7.375 | +0.375 (+1.72%) | 40,800 |
| 15 Jul 1980 | USD | 21.75 | 21.875 | 21.25 | 21.75 | 7.25 | +0.75 (+3.57%) | 79,200 |
| 14 Jul 1980 | USD | 21 | 21.375 | 21 | 21 | 7 | -0.375 (-1.75%) | 29,600 |
| 11 Jul 1980 | USD | 21.375 | 21.375 | 21 | 21.375 | 7.125 | +0.375 (+1.79%) | 11,100 |
| 10 Jul 1980 | USD | 21 | 21.75 | 21 | 21 | 7 | -1 (-4.55%) | 35,700 |
| 9 Jul 1980 | USD | 22 | 22.875 | 21.75 | 22 | 7.3333 | -0.75 (-3.30%) | 70,800 |
| 8 Jul 1980 | USD | 22.75 | 23.25 | 22.75 | 22.75 | 7.5833 | -0.375 (-1.62%) | 133,200 |
| 7 Jul 1980 | USD | 23.125 | 23.25 | 22.25 | 23.125 | 7.7083 | +1.125 (+5.11%) | 82,500 |
| 4 Jul 1980 | USD | 22 | 22 | 22 | 22 | 7.3333 | 0.0 (0.0%) | 0 |
| 3 Jul 1980 | USD | 22 | 22 | 21.625 | 22 | 7.3333 | +0.375 (+1.73%) | 58,300 |
| 2 Jul 1980 | USD | 21.625 | 21.875 | 21.375 | 21.625 | 7.2083 | +0.75 (+3.59%) | 115,800 |
| 1 Jul 1980 | USD | 20.875 | 21 | 20.375 | 20.875 | 6.9583 | +0.5 (+2.45%) | 19,100 |
| 30 Jun 1980 | USD | 20.375 | 20.5 | 20.125 | 20.375 | 6.7917 | +0.125 (+0.62%) | 34,500 |
| 27 Jun 1980 | USD | 20.25 | 20.375 | 20 | 20.25 | 6.75 | +0.125 (+0.62%) | 44,700 |
