14:14 >perl 958_SoPW.pl
{
  "-2"     => 3,
  "0xffff" => 2,
  "17"     => 1,
  "2"      => 2,
  "200"    => 2,
  "201"    => 1,
  "3"      => 2,
  "4"      => 1,
  "5"      => 0,
  "a"      => 9,
  "b"      => 5,
  "c"      => 4,
  "foo"    => 0,
}

Histogram:
    -2: * * *
0xffff: * *
    17: *
     2: * *
   200: * *
   201: *
     3: * *
     4: *
     5:
     a: * * * * * * * * *
     b: * * * * *
     c: * * * *
   foo:

14:14 >