...
my @stuff= (
  'hi:  65 abcdefghijklmnopqrst 85', 'bye: 12 bcdefghijklmnopqrstu 32',
  'hi:  86 sagfsdgsgwsehbbdgops 106', 'bye: 33 afasdfdfafasaafadfad 53');

my %cnt;
/(\w+)\D+(\d+)\s+\w+\s+(\d+)/ && push @{$cnt{$1}},($2,$3) for @stuff;

@$_ = sort { $a <=> $b } @$_ for values %cnt;

print
   map "\$${_}_from=$cnt{$_}[0] and \$${_}_to=$cnt{$_}[-1]\n",
      keys %cnt;
...