The graphs presented a comparison of the number of calls a Nigerian call centre of a company received in the years 2010 and 2015, about the corresponding car models. From the two graphs, we are able to see that Model D remains the most inquired model among all the models and Model B constantly receives the least calls.
As we go into details, in 2015, Model D actually experienced a drop in their call inquiries by 6 calls. However, it still remained the model with the highest amount of calls within the aforementioned years. Following closely behind, in number two is Model C. On the contrary to Model D, this model experienced quite a significant jump of 13 calls in 2015 compared to the five years before.
The rest of the models, however, received fewer calls in 2015 when compared to the calls they received in 2010. The most substantial amount falls at negative 11 calls from Model E. Not surpassing by a lot, Model B also experienced a fall by 9 calls. On the other hand, Model A has kept its plateau in its number of calls, with only a reduction of 3 calls, from 52 to 49 calls.