Which is why your results are wrong (missing every contribution not part of that client).
Here are my results over 100 without merges counted (Pieter Wuille falls off with only 95):
110 Ehud Ben-Reuven
116 m0mchil
121 Artefact2
133 Matt Corallo
140 Patrick Strateman
152 Patrick McFarland
158 satyr
176 Michael Ficarra
246 Daniel Folkinshteyn
304 John Tobey
323 Nils Schneider
324 Jeff Garzik
327 Pavel Karoukin
354 davux
365 Luke Dashjr
371 David FRANCOIS
396 Gavin Andresen
441 Kiba
443 Satoshi Nakamoto
500 Amir Taaki
736 Con Kolivas
1699 Jeremy Ashkenas
Who is Jeremy Ashkenas? O.o
Edit: Looks like someone added CoffeeScript to BitGit. I don't see how it's Bitcoin-related and it was added with a typo'd name and non-valid email, so I'm deleting it...