You can use this bag for an older baby who requires fewer diaper change items. (babieslounge.com)
Eventually, you will have to make fewer diaper changes at night, thanks to the habit of using the potty during the day. (momjunction.com)
If we assume 2240 diaper changes in Year 1, and lets assume that there will be fewer diaper changes in Year 2 (we'll say on average 5 changes per day — 1825 / year) then we would say that over the course of Year 1 and Year 2, there will be 4,065 diaper changes. (thesimpledollar.com)