foreach my $empnum(sort keys %empwork)
{
 my $periods=0;
 $periods++;
 my $hours = 0;
 $hours += $empwork{$empnum}; 

##</code><code>##

foreach my $empnum(sort keys %empwork)
{
  my $periods = 1;
  my $hours = $empwork{$empnum}

##</code><code>##

my $periods=0;
my $hours = 0;
foreach my $empnum(sort keys %empwork)
{
 $periods++;
 $hours += $empwork{$empnum};