$ cat ChangeLog* | grep '^[a-zA-Z0-9].* [^<].* *<' | sed 's/.* \(.*\) *<.*/\1/' | sort | uniq -c | sort -n | grep '[0-9][0-9]'
10 Hidetoshi Tajima
10 J. Ali Harlow
10 Martin Baulig
10 Sebastian Wilhelmi
11 Daniel Elstner
11 George Lebl
12
12 Jakub Steiner
12 Paolo Borelli
13 Federico Mena
13 HideToshi Tajima
13 Kjartan Maraas
13 Robert Brady
13 Robert Ögren
14 Miguel de Icaza
15 Christian Rose
15 Darin Adler
15 Jody Goldberg
15 Raja R Harinath
15 Tony Gale
16 Murray Cumming
16 Raph Levien
17 Elliot Lee
18 James Henstridge
18 Jeff Garzik
19 Carlos Garnacho
19 Stefan Jeske
20 Michael Emmel
20 Morten Welinder
22 Alex Larsson
22 Dom Lachowicz
22 Mark McLoughlin
29 Søren Sandmann
32 Christian Persch
35 jacob berkman
41 Matthias Clasen
45 Behdad Esfahbod
52 Richard Hult
53 Sven Neumann
56 Emmanuele Bassi
57 Peter Mattis
63 Tony Gale
68 Hans Breuer
83 Lars Hamann
104 Anders Carlsson
124 Manish Singh
140 Michael Natterer
169 Alexander Larsson
195 Soeren Sandmann
264 Federico Mena Quintero
350 Jonathan Blandford
357 Havoc Pennington
394 Tor Lillqvist
471 Kristian Rietveld
563 Tim Janik
1743 Matthias Clasen
1876 Owen Taylor
There's some noise that I discarded. In short, some commits from Manish
Singh and Shawn T. Amundson are from 1998 are not counted. For some
reason Matthias Clasen appears twice in the list. Merging them doesn't
still help him catch Owen though.