Power drain

Cnet gives a brief rundown on power consumption of a few common household appliances.

Here's a summary:
Assuming $0.10/kwh:
42 inch flatscreen TV: 5hrs on per day - $18 - $90 per year depending on the model.
Tivo: $30 per yr
Wireless router: ~$5 per year
refrigerator: ~$50 per year
washer $15 - $50 per year