Ahmet deposits an amount of money into a bank account. The interest will be credited at the following rates, respectively. Investment period Interest type Interest rate 7% 1. For the first year 2. Next two years 3. Next year 8% 14% Effective interest Effective discount Nominal rate of interest convertible semiannually Nominal rate of discount convertible semiannually Effective interest 4. Next year 16% 5. Next years 13% According to this financial investment, what should the initial value of 12000 TL at the end of the 12th year be