On January 1, 2019, Kahneman Co. granted 600 options to each of its 200 employees. The options vest at the end of 2023, provided that the employees stay in the company's employ until then. On this date, Kahneman estimated that the fair value of each option is P8. At the end of 2019, 10 employees left, and Kahneman estimated that another 80 will leave during the rest of the vesting period. At the beginning of 2020, Kahneman has decided to have the options vested by the end of 2021, instead of 2023. Apart from that, the entity also decided to add 400 options to each of the remaining employees. During the year, only 15 employees left the company, and Kahneman estimated that only 15 will leave next year. 165 employees stayed with Kahneman by December 31, 2021. Determine the total salaries expense from 2019 to 2021. On January 1, 2019, Kahneman Co. granted 600 options to each of its 200 employees. The options vest at the end of 2023, provided that the employees stay in the company's employ until then. On this date, Kahneman estimated that the fair value of each option is P8. At the end of 2019, 10 employees left, and Kahneman estimated that another 80 will leave during the rest of the vesting period. At the beginning of 2020, Kahneman has decided to have the options vested by the end of 2021, instead of 2023. Apart from that, the entity also decided to add 400 options to each of the remaining employees. During the year, only 15 employees left the company, and Kahneman estimated that only 15 will leave next year. 165 employees stayed with Kahneman by December 31, 2021. Determine the total salaries expense from 2019 to 2021