The line chart depicts the production time of four car manufacturers per vehicles at their US factories between 1998 and 2005.
Overall, four car manufacturers improve production line. In addition, general motor had the significant improvement, whereas the highest production time over the period belong to Honda.
With 32 hours per vehicle, General Motor spend more time than those of Ford (28 hours). While General Motor witnessed the slightly decrease to 22 hours over the time, the figure for Ford reach the peak at around 31 hours in 2001 before decline to about 21 hours per vehicles in 2005, which was a third of the highest point.
In 1998, both Toyota and Honda took 22 hours to produce a car. Before hit the bottom at 20 hours at the end of the period, the production line of Toyota experienced the fluctuate between 22 hours and 24 hours during the time after 1998 whereas the figure for Honda went down and reach the highest point of 24 hours in 2002 and plummet approximately 20 hours in 2005.
