5
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
-2.3,hlc,-4.0,hlc
-4.0,hlc,-12.0,hlc
-12.0,bxz,-12.7,bxz
-12.7,skip,-30.2,skip
-30.2,end,-,-