5
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
17.0,bxz,16.3,bxz
16.3,syz,14.0,syz
14.0,wawok1,9.2,wawok1
9.2,wawoz,4.8,wawoz
4.8,end,-,-