From the calculations found that the total cost after the update is less than the total cost before updating the 31,091 baht per year, or a 17 percent decrease.
From the calculations, the total cost is less than the total cost after adjustment before adjustment 31,091 baht per year, or a decrease of 17 percent.
From the calculation, it was found that the total cost is less than the total cost before and after improvement, improve 31 091 per year or reduced per cent 17.