use LaTeX::Table;

         my $data = [
               [ 'Lisa',   '0', '0' ],
               [ 'Marge',  '0', '1' ],
               [ 'Wiggum', '0', '5' ],
               [ 'Otto',   '1', '3' ],
               [ 'Homer',  '2', '6' ],
               [ 'Barney', '8', '16' ],
         ];

         my $header
               = [ [ 'Name', 'Beers:2|c|' ], [ '', 'before 4pm', 'after 4pm' ] ];

         my $table = LaTeX::Table->new(
               {
                  filename    => 'counter.tex',
                  caption     => 'Number of beers before and after 4pm.',
                  maincaption => 'Beer Counter',
                  label       => 'table_beercounter',
                  theme       => 'Houston',
                  tablepos    => 'htb',
               }
         );

         $table->generate( $header, $data )