Using your previous results for:

- the present value of the revenues in 2026,

- the present value of the revenues from 2027 to 2035,

- the present value of the revenues from 2036 onward, and

- the present value of all maintenance costs,

and considering an initial investment of €50,000 at 1 January 2026, compute the Net Present Value (NPV) of the project at 1 January 2026.

Give your answer in euros, rounded to the nearest euro.