| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 14 Aug 1980 | USD | 31.002 | 31.254 | 31.002 | 31.002 | 0.1615 | +0.252 (+0.82%) | 22,900 |
| 13 Aug 1980 | USD | 30.75 | 31.254 | 30.75 | 30.75 | 0.1602 | 0.0 (0.0%) | 42,600 |
| 12 Aug 1980 | USD | 30.75 | 31.002 | 30.75 | 30.75 | 0.1602 | -1.002 (-3.16%) | 24,700 |
| 11 Aug 1980 | USD | 31.752 | 32.25 | 31.752 | 31.752 | 0.1654 | +0.252 (+0.80%) | 13,100 |
| 8 Aug 1980 | USD | 31.5 | 31.752 | 31.5 | 31.5 | 0.1641 | -0.75 (-2.33%) | 34,500 |
| 7 Aug 1980 | USD | 32.25 | 32.502 | 32.25 | 32.25 | 0.168 | -1.254 (-3.74%) | 54,100 |
| 6 Aug 1980 | USD | 33.504 | 33.75 | 33.504 | 33.504 | 0.1745 | +1.752 (+5.52%) | 54,400 |
| 5 Aug 1980 | USD | 31.752 | 32.004 | 31.752 | 31.752 | 0.1654 | +2.25 (+7.63%) | 61,800 |
| 4 Aug 1980 | USD | 29.502 | 29.754 | 29.502 | 29.502 | 0.1537 | -0.252 (-0.85%) | 24,400 |
| 1 Aug 1980 | USD | 29.754 | 30.252 | 29.754 | 29.754 | 0.155 | +1.5 (+5.31%) | 36,700 |
| 31 Jul 1980 | USD | 28.254 | 28.5 | 28.254 | 28.254 | 0.1472 | 0.0 (0.0%) | 34,600 |
| 30 Jul 1980 | USD | 28.254 | 28.752 | 28.254 | 28.254 | 0.1472 | +2.004 (+7.63%) | 24,300 |
| 29 Jul 1980 | USD | 26.25 | 26.754 | 26.25 | 26.25 | 0.1367 | 0.0 (0.0%) | 12,900 |
| 28 Jul 1980 | USD | 26.25 | 26.502 | 26.25 | 26.25 | 0.1367 | +0.246 (+0.95%) | 9,900 |
| 25 Jul 1980 | USD | 26.004 | 26.25 | 26.004 | 26.004 | 0.1354 | 0.0 (0.0%) | 15,300 |
| 24 Jul 1980 | USD | 26.004 | 26.25 | 26.004 | 26.004 | 0.1354 | +0.252 (+0.98%) | 21,700 |
| 23 Jul 1980 | USD | 25.752 | 26.004 | 25.752 | 25.752 | 0.1341 | -0.252 (-0.97%) | 22,400 |
| 22 Jul 1980 | USD | 26.004 | 26.25 | 26.004 | 26.004 | 0.1354 | 0.0 (0.0%) | 19,000 |
| 21 Jul 1980 | USD | 26.004 | 26.25 | 26.004 | 26.004 | 0.1354 | +0.252 (+0.98%) | 18,600 |
| 18 Jul 1980 | USD | 25.752 | 26.004 | 25.752 | 25.752 | 0.1341 | +0.252 (+0.99%) | 29,500 |
| 17 Jul 1980 | USD | 25.5 | 26.004 | 25.5 | 25.5 | 0.1328 | +0.996 (+4.06%) | 17,900 |
| 16 Jul 1980 | USD | 24.504 | 24.75 | 24.504 | 24.504 | 0.1276 | -0.246 (-0.99%) | 16,600 |
| 15 Jul 1980 | USD | 24.75 | 25.002 | 24.75 | 24.75 | 0.1289 | +0.246 (+1.00%) | 50,200 |
| 14 Jul 1980 | USD | 24.504 | 25.002 | 24.504 | 24.504 | 0.1276 | +1.752 (+7.70%) | 42,400 |
| 11 Jul 1980 | USD | 22.752 | 23.25 | 22.752 | 22.752 | 0.1185 | +0.498 (+2.24%) | 24,300 |
| 10 Jul 1980 | USD | 22.254 | 22.5 | 22.254 | 22.254 | 0.1159 | +0.75 (+3.49%) | 31,400 |
| 9 Jul 1980 | USD | 21.504 | 22.002 | 21.504 | 21.504 | 0.112 | +0.75 (+3.61%) | 40,700 |
| 8 Jul 1980 | USD | 20.754 | 21.252 | 20.754 | 20.754 | 0.1081 | +0.504 (+2.49%) | 27,200 |
| 7 Jul 1980 | USD | 20.25 | 20.502 | 20.25 | 20.25 | 0.1055 | +0.75 (+3.85%) | 50,000 |
| 4 Jul 1980 | USD | 19.5 | 19.5 | 19.5 | 19.5 | 0.1016 | 0.0 (0.0%) | 0 |
