st: title on second axis in twoway

[Edwin Leuven <e.leuven@uva.nl>]

dear all,

in the code below i try to put a title on the secondary axis, but it doesn't 
work. does anyone know what i am doing wrong?

thanks, edwin



clear
set obs 20
g b = _n>10
bys b: g x = _n
g y1 = uniform()
g y2 = 10*uniform()

twoway (con y1 x, yaxis(1)) (con y2 x, yaxis(2)), by(b) ///
       ytitle("title y1 here", axis(1)) ///
       ytitle("title y2 here", axis(2))
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