Assessments $"$

A company wants to expand internal data storage. Therefore, the owner of the company has entrusted you to decide between building your own data storage server or renting the storage from another company. The details of the cost of both options are as follows:

Option $2.$ renting the storage from another company $$

Initial data storage rental contract fee $900,000$ baht.

Member fee is $60,000$ baht per year

Rental fee is $1,880,000$ baht per year for four year and then a $5\%$ per year reduction throughout the investment period.

If the term of this investment of the project is $16$ years and the expected minimum return $($MARR$)$ is $18\%$ per annum.

What is the net present value $($NPV$,P_{\text{t}\text{o}\text{t}\text{a}\text{l}})$ of option $2?$