Something like: 
use YAML;
my %count_per_100k;
while (<DATA>) {
    my ($text, $count) = split;
    next unless $text =~ /gene/;
    $count_per_100k{int($count / 100_000)}++;
}
print Dump \%count_per_100k;

__DATA__
...

[download]
Output: 
---
0: 14
1: 18
2: 1

[download]
At least, I think that's your question. Perhaps you want to do something different.

In reply to Re: Howto count elements within an interval by JavaFan
in thread Howto count elements within an interval by lomSpace

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