bib      2.239
book1    2.883
book2    2.379
geo      4.841
news     2.608
obj1     3.819
obj2     2.470
paper1   2.618
paper2   2.689
pic      0.761
progc    2.580
progl    1.723
progp    1.725
trans    1.479
avg		2.4867