How can I set up footer at report end with format function?

http://www.perlmonks.com/?node=perlman%3Aperlform

It only tell us how to add header.

Please help answer.

#!/usr/bin/perl
use strict;
use warnings;
 
my ($name,$login,$office,$uid,$gid, $home);
open FD,"</etc/passwd" or die "$?";
while(<FD>){
  ($name,$login,$office,$uid,$gid, $home) = split (":",$_);
    $^ = 'STDOUT_TOP';
    $~ = 'STDOUT';
    ###$ = 'STDOUT_BOTTOM'; (dont know how to work)
    $= = 20;
    write;
}
 
format STDOUT_TOP =
@>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
"Page $%"
                           Passwd File
  Name                Login    Office   Uid   Gid Home
  ------------------------------------------------------------------
.
format STDOUT_BOTTOM =
End of Page @<
               $%
.
 
format STDOUT =
@<<<<<<<<<<<<<<<<<< @||||||| @<<<<<<@>>>> @>>>> @<<<<<<<<<<<<<<<<<
$name,               $login,  $office,$uid,$gid, $home
.
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