AutoZone (NYSE:AZO) has outperformed the market over the past 20 years by 10.88% on an annualized basis producing an average annual return of 18.72%. Currently, AutoZone has a market capitalization of $47.13 billion. Buying $1000 In AZO: If an investor had bought $1000 of AZO stock 20 years ago, it would be worth $31,020.76 today based on a price of $2749.00 for AZO at the time of writing. AutoZone’s Performance Over Last 20 YearsFinally — what’s the point of all this? The key insight to take from this article is to note how much of a difference compounded returns can make in your cash growth…