#!/usr/bin/env perl

use strict;
use warnings;

use Data::Dump;
use Text::CSV;

my $csv = Text::CSV::->new;

my %result;

while (my $row = $csv->getline(\*DATA)) {
    $result{$row->[1]}[0] += $row->[6];
    $result{$row->[1]}[1] += $row->[7];
}

dd \%result;

__DATA__
1234,GP,20170715,0,V,97517,24,0.6
5678,Pack,20170715,0,V,97516,88,1.8
1234,GP,20170715,0,V,97517,22,0.6
5678,Pack,20170715,0,V,97517,183,3.9
1234,PRS,20170715,0,S,97517,261,5.4
5678,PRS,20170715,0,M,97517,36,0.9