a=pan,b=pan,i=1,x=0.346790,y=0.726803
a=eks,b=pan,i=2,x=0.758680,y=0.522151
a=wye,b=wye,i=3,x=0.204603,y=0.338319
a=eks,b=wye,i=4,x=0.381399,y=0.134189
a=wye,b=pan,i=5,x=0.573289,y=0.863624
a=zee,b=pan,i=6,x=0.527126,y=0.493221
a=eks,b=zee,i=7,x=0.611784,y=0.187885
a=zee,b=wye,i=8,x=0.598554,y=0.976181
a=hat,b=wye,i=9,x=0.031442,y=0.749551
a=pan,b=wye,i=10,x=0.502626,y=0.952618
