General-purpose compressors for comparison: gzip : 66513 gzip -c9 : 66099 bzip2 -c9 : 53619 xz -c9 : 59572 Interestingly, bzip2 is the be

General-purpose compressors for comparison: gzip : 66513 gzip -c9 : 66099 bzip2 -c9 : 53619 xz -c9 : 59572 Interestingly, bzip2 is the best. Often xz is better, but apparently not for this data.