gistfile1.txt

    bessarabov@air:~/tmp/delete_after_2017-02-03/linux$ git log --author="torvalds@ppc970.osdl.org" --author="torvalds@linux-foundation.org" --date=iso | perl -nalE 'if (/^Date:\s+[\d-]{10}\s(\d{2})/) { say $1+0 }' | sort | uniq -c|perl -MList::Util=max -nalE '$h{$F[1]} = $F[0]; }{ $m = max values %h; say $m; foreach (0..23) { $h{$_} = 0 if not exists $h{$_} } foreach (sort {$a <=> $b } keys %h) { say sprintf "%02d - %4d %s", $_, $h{$_}, "*"x ($h{$_} / $m * 50); }'foreach (
    2012
    00 -   24
    01 -   11
    02 -   14
    03 -   12
    04 -   27
    05 -   53 *
    06 -  171 ****
    07 -  605 ***************
    08 - 1216 ******************************
    09 - 1695 ******************************************
    10 - 2012 **************************************************
    11 - 1816 *********************************************
    12 - 1580 ***************************************
    13 - 1382 **********************************
    14 - 1381 **********************************
    15 - 1457 ************************************
    16 - 1346 *********************************
    17 - 1186 *****************************
    18 -  962 ***********************
    19 -  667 ****************
    20 -  559 *************
    21 -  358 ********
    22 -  153 ***
    23 -   79 *
    0 9s
    bessarabov@air:~/tmp/delete_after_2017-02-03/linux$