The line chart illustrate the amount of our taken producea car by four US-based factories, namely Nissan, DC, GM and Ford.
overall, white the production time of Ford tended to increase, the figure of Nissan, DC and GM tended to decrease.
In 1998, Nissan reached the highest production time at around 37 hours per vehicle and the decrease dractic to nearly 24 hours in 2000 before reaching the lowest point at approximately 22 hours in the final year. Mean while GM decrease steady from 32 hours per vehicle in 1998 to nearly 25 hours in 2002
Starting at nearly 34 hours in 1998, the production time of DC decreased slightly from 32 hours in 1999. After 2 years this figure had to significant change before decreasing by around 4 hours in the last year. By contrast. Ford’s production time witnessed a slight rise from around 25 to approximately 27 in 2001 then decreased to 26 in 2002
