delivered to the location and the distance between the location and
the manufacturer. Certain cities had multiple customers. The distance
to each customer was calculated and entered into the software.
However, only average distance values for each city are
shown in Table 3. This was done for the sake of convenience
considering that there were 775 customers in 2010. The average
distance between a customer and the manufacturer was calculated
to be 1246.0 km. Negative values in Table 3 indicate the number of