4
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
5.2,bxz,3.4,bxz
3.4,wawok1,-0.7,wawok1
-0.7,wawoz,-5.6,wawoz
-4.8,end,-,-