A monthly forecast has been made for next year. Your task now is to plan personnel capacity.

The company's production time for one table is divided as follows:

Component manufacturing: $1$ person $3$ minutes $/$ components for $1$ table

Sub$-$assemblies: $1$ person $1$ minute $/$ table

Final assembly: $1$ person $1\mathrm{.}5$ minutes $/$ table

Packing and shipping: $1$ person $2$ minutes $/$ table

The employee's working hours are $6-14$ and $14-22$ and the average person's net capacity factor is $0\mathrm{.}6-0\mathrm{.}8$ depending on the stage of the production.