Issue in sorting the date

i have sorted the internal table by ascending date_field

if i give the date in selection options as 25.02.2014 to 25.03.2014..

It is printed as 01.03.2014

                       .to

                       .

                      24.03.2014

from next line it is printed as 25.02.2014

                                           25.03.2014

                                           26.02.2014

                                           26.03.2014

How to rectify this issue...

i need to display it as 25.02.2014 to 25.03.2014 by ascending