"austres" <- stats::ts(c(13067.3, 13130.5, 13198.4, 13254.2, 13303.7, 13353.9, 13409.3, 13459.2, 13504.5, 13552.6, 13614.3, 13669.5, 13722.6, 13772.1, 13832, 13862.6, 13893, 13926.8, 13968.9, 14004.7, 14033.1, 14066, 14110.1, 14155.6, 14192.2, 14231.7, 14281.5, 14330.3, 14359.3, 14396.6, 14430.8, 14478.4, 14515.7, 14554.9, 14602.5, 14646.4, 14695.4, 14746.6, 14807.4, 14874.4, 14923.3, 14988.7, 15054.1, 15121.7, 15184.2, 15239.3, 15288.9, 15346.2, 15393.5, 15439, 15483.5, 15531.5, 15579.4, 15628.5, 15677.3, 15736.7, 15788.3, 15839.7, 15900.6, 15961.5, 16018.3, 16076.9, 16139, 16203, 16263.3, 16327.9, 16398.9, 16478.3, 16538.2, 16621.6, 16697, 16777.2, 16833.1, 16891.6, 16956.8, 17026.3, 17085.4, 17106.9, 17169.4, 17239.4, 17292, 17354.2, 17414.2, 17447.3, 17482.6, 17526, 17568.7, 17627.1, 17661.5), start=c(1971,2), frequency=4)