How much caffeine in your Starbucks coffee?

Ever wondered how much caffeine was in your Starbucks coffee?  Between 6 and 20 mg/oz depending on what type.  Here’s the chart with all the info.   Diet Coke (my drink) has 3.75 mg/oz and Mountain Dew has 4.5 mg/oz.  So coffee is worse than Mountain Dew!