tables generated sample data generated Shift&and took: 0.000000283640 seconds Lookup took: 0.000000553529 seconds Lookup3 took: 0.000000308301 seconds Lookup4 took: 0.000000435056 seconds Lookup5 took: 0.000000487484 seconds Lookup6 took: 0.000000454496 seconds Lookup7 took: 0.000000476669 seconds Linux 3.4.28-2.20-desktop [openSUSE 12.2 (Mantis)] x86_64 Xeon(R) CPU E5-1650 0 @ 3.20GHz/1200(12) x86_64 16009 Mb This is perl 5, version 16, subversion 2 (v5.16.2) built for x86_64-linux-ld