Please provide the calculations for the attached insourcing$-$outsourcing cost factors worksheet

Appendix $3$

Insourcing$/$Outsourcing Cost Factors Worksheet

$(1)$ Total Savings $=($Total Insourcing Costs $-$ Total Outsourcing Costs$)$ x $($Total Volume$).$ Note: The total savings could be negative if the analysis shows that outsourcing costs are greater that insourcing costs.