Jahr Nachfrage BSP Zins 1970 211.78 1322.8 9.41 1971 220.54 1363.1 7.15 1972 250.17 1422.3 5.61 1973 231.92 1491.1 12.14 1974 240.42 1492.0 9.90 1975 257.74 1473.0 4.96 1976 258.55 1554.7 4.25 1977 277.44 1594.4 4.37 1978 304.23 1649.4 3.70 1979 303.26 1715.9 6.69 1980 302.04 1733.8 9.54 1981 287.80 1735.7 12.11 1982 294.87 1716.5 8.88 1983 308.77 1748.4 5.78 1984 320.98 1802.0 5.99 1985 329.74 1833.5 5.44