MarkData: X=32.332754;Y=17.384913 
MarkData: X=25.515365;Y=17.075846 
MarkData: X=32.218140;Y=19.913061 
MarkData: X=25.400751;Y=19.603994 
MarkData: X=31.913434;Y=26.634239 
MarkData: X=25.096045;Y=26.325171