wicks

A few questions regarding oil lamp wicks: 1. What's the "usage rate" on the wicks? Say per hour of burn time, how quickly are they consumed? Both from burning up, and the occasional trimming process. I'm trying to figure out how many spare wicks I should consider storing to approximately...

Ok I came up with this idea last night. I was looking at my wifes old candles that were burned out with no more wick and i got cheap. I decided to melt the candles back down and reuse the wax. The only problem is I am cheap and didn't want to buy wicks. Ok enter phase 2 of my thought...