| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 16 May 1980 | USD | 24.502 | 25.508 | 24.502 | 24.502 | 0.9821 | 0.0 (0.0%) | 1,900 |
| 15 May 1980 | USD | 24.502 | 25.508 | 24.502 | 24.502 | 0.9821 | +0.242 (+1.00%) | 901 |
| 14 May 1980 | USD | 24.26 | 25.243 | 24.26 | 24.26 | 0.9724 | 0.0 (0.0%) | 600 |
| 13 May 1980 | USD | 24.26 | 25.243 | 24.26 | 24.26 | 0.9724 | +0.507 (+2.13%) | 2,200 |
| 12 May 1980 | USD | 23.753 | 24.751 | 23.753 | 23.753 | 0.9521 | +0.25 (+1.06%) | 901 |
| 9 May 1980 | USD | 23.503 | 24.502 | 23.503 | 23.503 | 0.9421 | +0.25 (+1.08%) | 1,300 |
| 8 May 1980 | USD | 23.253 | 24.26 | 23.253 | 23.253 | 0.9321 | 0.0 (0.0%) | 2,000 |
| 7 May 1980 | USD | 23.253 | 23.253 | 23.253 | 23.253 | 0.9321 | 0.0 (0.0%) | 0 |
| 6 May 1980 | USD | 23.253 | 24.26 | 23.253 | 23.253 | 0.9321 | 0.0 (0.0%) | 1,201 |
| 5 May 1980 | USD | 23.253 | 24.26 | 23.253 | 23.253 | 0.9321 | +0.25 (+1.09%) | 9,401 |
| 2 May 1980 | USD | 23.003 | 23.994 | 23.003 | 23.003 | 0.9221 | 0.0 (0.0%) | 600 |
| 1 May 1980 | USD | 23.003 | 23.994 | 23.003 | 23.003 | 0.9221 | 0.0 (0.0%) | 1,801 |
| 30 Apr 1980 | USD | 23.003 | 23.994 | 23.003 | 23.003 | 0.9221 | 0.0 (0.0%) | 401 |
| 29 Apr 1980 | USD | 23.003 | 23.994 | 23.003 | 23.003 | 0.9221 | 0.0 (0.0%) | 4,600 |
| 28 Apr 1980 | USD | 23.003 | 23.994 | 23.003 | 23.003 | 0.9221 | 0.0 (0.0%) | 1,201 |
| 25 Apr 1980 | USD | 23.003 | 23.994 | 23.003 | 23.003 | 0.9221 | 0.0 (0.0%) | 101 |
| 24 Apr 1980 | USD | 23.003 | 23.994 | 23.003 | 23.003 | 0.9221 | -0.5 (-2.13%) | 2,200 |
| 23 Apr 1980 | USD | 23.503 | 24.502 | 23.503 | 23.503 | 0.9421 | 0.0 (0.0%) | 1,600 |
| 22 Apr 1980 | USD | 23.503 | 24.502 | 23.503 | 23.503 | 0.9421 | 0.0 (0.0%) | 1,201 |
| 21 Apr 1980 | USD | 23.503 | 24.502 | 23.503 | 23.503 | 0.9421 | 0.0 (0.0%) | 200 |
| 18 Apr 1980 | USD | 23.503 | 24.502 | 23.503 | 23.503 | 0.9421 | 0.0 (0.0%) | 800 |
| 17 Apr 1980 | USD | 23.503 | 24.502 | 23.503 | 23.503 | 0.9421 | -0.25 (-1.05%) | 401 |
| 16 Apr 1980 | USD | 23.753 | 23.753 | 23.753 | 23.753 | 0.9521 | 0.0 (0.0%) | 0 |
| 15 Apr 1980 | USD | 23.753 | 24.751 | 23.753 | 23.753 | 0.9521 | -0.241 (-1.00%) | 1,900 |
| 14 Apr 1980 | USD | 23.994 | 25.009 | 23.994 | 23.994 | 0.9618 | -0.757 (-3.06%) | 1,300 |
| 11 Apr 1980 | USD | 24.751 | 25.75 | 24.751 | 24.751 | 0.9921 | 0.0 (0.0%) | 200 |
| 10 Apr 1980 | USD | 24.751 | 25.75 | 24.751 | 24.751 | 0.9921 | 0.0 (0.0%) | 200 |
| 9 Apr 1980 | USD | 24.751 | 25.75 | 24.751 | 24.751 | 0.9921 | +0.249 (+1.02%) | 301 |
| 8 Apr 1980 | USD | 24.502 | 25.508 | 24.502 | 24.502 | 0.9821 | -0.249 (-1.01%) | 101 |
| 7 Apr 1980 | USD | 24.751 | 25.75 | 24.751 | 24.751 | 0.9921 | -2.006 (-7.50%) | 5,201 |
