6
4,2
"top(m+nap)",-999.99
"code",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
20.1,SY,8.0,SY
8.0,WAWO,-9.1,WAWO
-9.1,WAHO,-21.2,WAHO
-21.2,PZWA,-28.5,PZWA
-28.5,MS,-49.91,MS
-49.91,end,-,-