I pay €0.09/MB

I want to know how much I pay for 1Mb in my life.
So I keep a database of all my digital costs.

size Mb:price €:kind:€/Mb:
1078.0249.99Iphone app0.05
34.430.89Iphone app0.03
123.2329.99software 0.24
13.520.89music0.07
9.20.89music0.1
8.920.89music0.1
14.590.89music0.06
15.50.89music0.06
81.984.49Iphone app0.06
Since August 1, 2013