As the head of marketing department for Mikey Group of Companies, you have been tasked by the General Manger (GM) to brief management on the survival rate and survivors of customers. Using the data below for five years duration and 15,000 customers:

Years	Retention rate	Survival rate	Survivors
Year 1	0.8
Year 2	0.7
Year 3	0.6
Year 4	0.5
Year 5	0.3

1. Compute the year-on-year survival rate and survivors for the periods (Leave answers in two decimal places).
2. Do a robust analyse of the computation to management and suggest appropriate strategies to curb the situation.