Jenny's Polish Bakery is conducting an ROI & efficiency study for their pastry ovens. The bakery is seeking to evaluate the VAT $($value$-$added time$)$ of the current ovens that they own.

The bakery is open about $16$ hours a day. The mixing machine produces pastry dough for about $42$ units per day. Total time it takes to make a unit is about $23$ minutes, which is inclusive of $1\mathrm{.}5$ minutes of setup per unit.

What is the value added time $($only$)$ of lan's pastry dough$-$processing machine per day $($in minutes only$)?$ Please only list the unrounded numerical answer.

Numeric Response