The given line graph illustrates how much time per vehicle of which four US-based car manufacturers namely Nissan, Dialer Chrysler, General Motors, and Ford produce their transportations after 5 years starting from 1998.
Overall, automotive operation witnessed the increase of time in forming Ford transportation contrast with the decrease of the others’ during the time period.
To commence with, the figure of the General Motors industry steadily declined with a plateau state, falled 7 hours from 32 hours at the beginning in 2002. Despite claiming the highest time in manufacturing vehicles at 37 hours, the Nissan producers experienced the nosedive of data following the approach of lowest point at 21 hours after 5 years.
In the remaining data gathered, the figure of Dialer Chrysler factory stayed stable at 32 hours for 3 years, after and before undergoing the slowly downward tendency under 5 hours. Besides the Ford, vehicles took 25 hours to produce in 1998 and went through a gradually increasing trend and reached the peak at 25 hours in 2001, and slightly dropped afterward.
