hai need some help regarding cluster tables

hi

my requirement is to identify the employees ( by emp no-pernr) who meet this criteria:

all employees who have a record in crt table ( cluster pcl2) with a cumulation type of 'y' in the calender year of 2007.

and write a list of these employees no to a file on the c: drive of the presentation server.

please help me its urgent.

points will be rewarded.