Table Multiple Plants of Different Types

$\backslash$table$[[$Stand$,$Coordinates $(x,y),$Number of Trips$],[1.$ Facility,$2.$ Facility$],[1,12,18,12,10],[2,10,25,6,9],[3,6,10,6,15],[4,18,12,3,36],[F1,a1,b1,-,12],[F2,a2,b2,12,-]]$

Find the optimum locations of the new facilities.