btw, for text data (cause afaik u used mostly text one)
Program Ver Size % C.Time D.Time Time
Text1
7-zip 9.12b 28 002 137 28.0 87.33 2.05 1m 29s
bzip2 1.0.5 28 285 803 28.3 11.80 5.25 17s
Text2
7-zip 9.12b 26 046 529 26.0 68.97 2.05 1m 11s
bzip2 1.0.5 29 050 327 29.1 11.70 5.19 17s
Size = size of archieve after compression in bytes
P.S. all info is from
http://compressionratings.com As u can see, 7z dont like his opponents...