7
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
21.8,bxz,16.8,bxz
16.8,wawok1,12.3,wawok1
12.3,wawoz,4.3,wawoz
4.3,wahok1,2.0,wahok1
2.0,wahoz,-11.2,wahoz
-11.2,waz,-19.0,waz
-19.0,end,-,-