#! /usr/bin/perl
use strict;
use warnings;

print "Hoeveel?\n";
my $hoeveel = <STDIN>;
chomp $hoeveel;
print "You typed: $hoeveel\n";

sub xml {
    my ($y, $z) = @_;
    return << "EOT";
 <g
     transform="translate(-124.85653,$y)"
     id="layer$z">
    <text
       xml:space="preserve"
       style="font-style:normal;font-variant:normal;font-weight:normal
+;font-stretch:normal;font-size:126.0375061px;line-height:125%;font-fa
+­mily:Arial;-inkscape-font-specification:'Arial, Normal';text-align:s
+tart;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anch
+or:start;fill:#000000;fill-opacity:1;stroke­:none;stroke-width:1px;st
+roke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
       x="-45.714272"
       y="235.21936"
       id="text3336"><tspan
         id="tspan3338"
         x="-45.714272"
         y="235.21936">a</tspan></text>
  </g>

EOT
}

my $y = -931.96483;
my $z = 1000;

for (my $i=1; $i <= $hoeveel; $i++) {
   $y += 155;
   ++$z;
   print xml($y, $z);
};
[download]

huck's advice about not redeclaring the variables inside the loop holds.

($q=q:Sq=~/;[c](.)(.)/;chr(-||-|5+lengthSq)`"S|oS2"`map{chr |+ord
}map{substrSq`S_+|`|}3E|-|`7**2-3:)=~y+S|`+$1,++print+eval$q,q,a,
[download]