The mean of car factories for created transportation at US industries between 1998 to 2005 are illustrated by the line graph.
In general, it is observable that over 7 years at all aspects, which is Ford, Toyota, Honda and Other brands of vehicles are unstable. They were ups and downs about the variation of number in 7 years.
As can be seen, in the beginning of period, which was in 1998, the General motor as the highest total succeed at around 30 before downed dramatically to 20 in 2005. The General motor became the one and only subject that downward without the increaseness. In contrast, other three subjects were experienced unstable in some years.
Firstly, Ford as the upper between Toyota and Honda. The number of Ford start at around 25 and added significantly until got about 30 in 2001, then reduced steadly about 20 in 2005. Additionally, Toyota and Honda were reached similar number in 2002 at around 25 and it ended up with 20 in last period over 7 years which was 2005.
