6
4,2
"top(m+nap)",-999.99
"code",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
5.0,WAWO,-32.0,WAWO
-32.0,WAHO,-49.0,WAHO
-49.0,PZWA,-67.0,PZWA
-67.0,MS,-88.0,MS
-88.0,OO,-175.01,OO
-175.01,end,-,-