On average my auctions of a DC of blocks was about 310-400k. Might be harder to find some as most are making apples
Facepalms. They just nerfed the crap out of notch apples, they're seriously wasting gold. Best thing to invest in is golden carrots, changes in saturation mechanics made them a way better food source.
They nerfed them and that is why they are making them They won't be able to crap them anymore in 1.9. They can only be found or obtained before update