The SumContrib function returns the value at Age2 of the contributions made from Age1 to Age2 accumulated with interest until Age2 according to the given contribution formula and the initial contributions.
See also: PVSal
* : Required parameter
Age1 = 50
Age2 = 65
ContrRate1 = 3%
Salary = 75000
SalIncr = {0.75%, 5, 2%}
Interest = {2%, 6, 4%}
ContrRate2 = 5%
YMPE = 61600
YMPEIncr = {1%, 5, 2%}
StartContr = 25000
SumContrib(Age1, Age2, ContrRate1, Salary, SalIncr, Interest, ContrRate2, YMPE, YMPEIncr,StartContr) returns 84304