my $query = qq|
SELECT sum(amount) from ar a WHERE a.id IN
- (SELECT id from ap where storno is true
+ (SELECT id from ar where storno is true
AND a.transdate >= ? and a.transdate <= ?)|;
my ($summe_stornobuchungen_ar) = selectfirst_array_query($::form, $self->dbh, $query, $self->fromdate, $self->todate);