7
4,2
"top(m+nap)",-999.99
"code",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
17.5,BX,14.3,BX
14.3,WAWO,5.0,WAWO
5.0,WAHO,-12.0,WAHO
-12.0,PZWA,-40.75,PZWA
-40.75,MS,-45.0,MS
-45.0,OO,-63.5,OO
-63.5,end,-,-