categorie,2003,2004,2005,2006
intc,30,44,44,53
real,3,2,4,7
jour,6,17,22,17
autc,23,30,27,21
tuto,0,1,0,1
edit,0,0,0,1
soum,0,0,1,0
autj,6,8,6,6
auti,0,0,0,2
chap,3,2,7,14
invi,1,1,1,1
rapl,3,5,4,5
cont,6,4,6,3
livr,4,1,1,3
TOTAL,85,115,123,134