Project HMI is projected to have the following sales and unit prices for the next $4$ years.

$\backslash$table$[[$Years$,1,2,3,4],[$Unit Sales,$10000,11500,13225,15209],[$Sales per unit$($$$),2\mathrm{.}5,2\mathrm{.}65,2\mathrm{.}809,2\mathrm{.}977]]$

NWC each year is estimated to be $10\%$ of the next year's revenue. What are the changes in NWC in year $3?$