R version 2.9.0 (2009-04-17)
Copyright (C) 2009 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> y <- c(151.7,121.3,133.0,119.6,122.2,117.4,106.7,87.5,81.0,110.3,87.0,55.7,146.0,137.5,138.5,135.6,107.3,99.0,91.4,68.4,82.6,98.4,71.3,47.6,130.8,113.6,125.7,113.6,97.1,104.4,91.8,75.1,89.2,110.2,78.4,68.4,122.8,129.7,159.1,139.0,102.2,113.6,81.5,77.4,87.6,101.2,87.2,64.9,133.1,118.0,135.9,125.7,108.0,128.3,84.7,86.4,92.2,95.8,92.3,54.3)
> x <- c(105.2,105.2,105.6,105.6,106.2,106.3,106.4,106.9,107.2,107.3,107.3,107.4,107.55,107.87,108.37,108.38,107.92,108.03,108.14,108.3,108.64,108.66,109.04,109.03,109.03,109.54,109.75,109.83,109.65,109.82,109.95,110.12,110.15,110.2,109.99,110.14,110.14,110.81,110.97,110.99,109.73,109.81,110.02,110.18,110.21,110.25,110.36,110.51,110.64,110.95,111.18,111.19,111.69,111.7,111.83,111.77,111.73,112.01,111.86,112.04)
> par6 = 'aantal nieuw ingeschreven wagens van januari 2001 tot en met december 2005'
> par5 = 'Belgostat'
> par4 = 'aantal nieuw ingeschreven wagens'
> par3 = 'consumptieprijs van een wagen in euro's van januari 2001 tot en met december 2005'
Error: unexpected symbol in "par3 = 'consumptieprijs van een wagen in euro's"
Execution halted