empty row with 0

Hi All

manager ,projects and day

mg1         30               0

mg1          40              2

mg1          50              6

.

.

mg1           60              7

these are the grouped  by manager values accordingly

how to show the mg1  with projects 0 on day 1,3,5 in Crystal reports

we have only days 0,1,2,3,4,5,6,7

Please Advise

Thanks

Krishna M