"time"	"austres"
1971.25	13067.3
1971.5	13130.5
1971.75	13198.4
1972	13254.2
1972.25	13303.7
1972.5	13353.9
1972.75	13409.3
1973	13459.2
1973.25	13504.5
1973.5	13552.6
1973.75	13614.3
1974	13669.5
1974.25	13722.6
1974.5	13772.1
1974.75	13832
1975	13862.6
1975.25	13893
1975.5	13926.8
1975.75	13968.9
1976	14004.7
1976.25	14033.1
1976.5	14066
1976.75	14110.1
1977	14155.6
1977.25	14192.2
1977.5	14231.7
1977.75	14281.5
1978	14330.3
1978.25	14359.3
1978.5	14396.6
1978.75	14430.8
1979	14478.4
1979.25	14515.7
1979.5	14554.9
1979.75	14602.5
1980	14646.4
1980.25	14695.4
1980.5	14746.6
1980.75	14807.4
1981	14874.4
1981.25	14923.3
1981.5	14988.7
1981.75	15054.1
1982	15121.7
1982.25	15184.2
1982.5	15239.3
1982.75	15288.9
1983	15346.2
1983.25	15393.5
1983.5	15439
1983.75	15483.5
1984	15531.5
1984.25	15579.4
1984.5	15628.5
1984.75	15677.3
1985	15736.7
1985.25	15788.3
1985.5	15839.7
1985.75	15900.6
1986	15961.5
1986.25	16018.3
1986.5	16076.9
1986.75	16139
1987	16203
1987.25	16263.3
1987.5	16327.9
1987.75	16398.9
1988	16478.3
1988.25	16538.2
1988.5	16621.6
1988.75	16697
1989	16777.2
1989.25	16833.1
1989.5	16891.6
1989.75	16956.8
1990	17026.3
1990.25	17085.4
1990.5	17106.9
1990.75	17169.4
1991	17239.4
1991.25	17292
1991.5	17354.2
1991.75	17414.2
1992	17447.3
1992.25	17482.6
1992.5	17526
1992.75	17568.7
1993	17627.1
1993.25	17661.5