close @all %dir=@runpath cd %dir ''--------------------- wfcreate q 2000 2020 'generate data 'season factors !c1=0.3 !c2=0.1 !c3=-0.1 !c4=-0.3 'generate data smpl @first @first genr x=100 smpl @first+1 @last genr dlog(x)=0.03+nrnd/13+!c1*@seas(1)+!c2*@seas(2)+!c3*@seas(3)+!c4*@seas(4) genr g=1.04 smpl 2010:1 2010:4 exec .\setpcy x 2.5 'want to set annual growth from 2009 to 2010 to 2.5 per cent 'graph smpl 2009 2010 graph gr.line x '@meansby(y,@year) gr.setelem(2) linecolor(@rgb(128,128,128)) gr.setelem(2) legend()