Value after specific years.

Dear friends,

Please help me with this, In colomn "C" I have mentioned the renevoation year and what I need is that the renovation cost in coloum "E" will be placed according to coloum "C" in that year coloum from F to Y. After the first step the second formula I need is for like i have mentioned in Colonm "D" the next renevoation year and i need that the same renevoation cost will be put in the every year after the coloum"C" value. i have highlighted with yellow colour where i need the value

attached is file for sample.

thankyou all team members for your time and efforts.