So while at home - I measured one of my parents' desktops.... I meant to do both LCD and CRT - but I totally forgot to measure the LCD :/
Desktop HP a305 (kinda old - but works well for light duty purposes)
Celeron 2.70/2.69GHz
256 RAM
XP SP2
17" CRT (e-machines)
Stand By (Things off - plugged in)
Computer
1W
Monitor
3W
Computer + Monitor
4W
Monitor On (self test) - Computer off (plugged in)
49W
ON
Startup w/ monitor
90-125W
Idle w/ monitor
~78W
Complete Stand By as Per Operating System
6W
320Gig External HD
17W (33W while spinning up)
-----
They just bought a new machine (Intel Core2 - 3Gig Memory - 22" LCD)
I'll test that next time I'm home... They have another machine that has a 17" LCD - I'll test that too....