OS                    WUs      CPU Total        CPU avg / WU

1) Windows NT: 5.0      287652487 335305.947 years 10 hr 12 min 40.3 sec

Cool!  Windows 2000 is the #1 OS.  The best OS there is period.

2) Windows NT: 5.1      217683971 191455.627 years 7 hr 42 min 16.2 sec
3) Windows 95: 4.10     193166923 437479.709 years 19 hr 50 min 21.9 sec
4) Windows NT: 4.0      134848586 233462.043 years 15 hr 09 min 57.9 sec
5) linux-gnu            80119267  85571.747 years  9 hr 21 min 22.1 sec
6) Macintosh OS         52769068  109191.227 years 18 hr 07 min 35.1 sec
7) Windows 98: 4.90     39332710  70152.948 years  15 hr 37 min 26.9 sec
8) Windows 95: 4.0      24587154  92525.551 years  32 hr 57 min 55.2 sec
9) linux-gnulibc1       18900527  28774.351 years  13 hr 20 min 10.7 sec