Table Multiple Plants of Different Types

$\backslash$table$[[$Stand$,$Coordinates $($x$,$ y$),$Number of Trips$],[1.$ Facility,$2.$ Facility$],[1,12,18,12,10],[2,10,25,6,9],[3,6,10,6,15],[4,18,12,3,36],[$F$1,$a$1,$ b$1,-,12],[$F$2,$a$2,$ b$2,12,-]]$

Find the optimum locations of the new facilities.