R version 3.3.1 (2016-06-21) -- "Bug in Your Hair"
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Platform: x86_64-pc-linux-gnu (64-bit)

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> x <- c(11,13,15,29,31,22,36,39,30,20,18,13,11,16,20,29,31,24,40,41,25,19,19,18,10,17,25,30,32,24,38,36,26,25,26,16,12,15,21,33,32,24,41,38,28,24,30,18)
> par3 = '0.1'
> par2 = '0.9'
> par1 = '0.1'
> ylab = 'Accommodatie's Ned. Kust'
Error: unexpected symbol in "ylab = 'Accommodatie's"
Execution halted