The line graph illustrates the average number of American commuters travelling each day over a 60-year period, from 1980 to 2040.
Overall, car and train usage increased, while bus usage declined over the period.
Looking at the details, car usage started at 6 million in 1980 before rising steadily to 7 in 2000. It began to decline until reaching 6 million in 2010. However, it started to increase until reaching approximately 9.2 million by the end of the period. Likewise, train usage experienced an upward trend, increasing from 5 to 7 million over the same period.
Turning to the remaining category, bus usage began at 4 million in 1980 before falling steadily to 3.7 in 1990. It continued to decrease, and it reached 3 in 2010, nearly 2.5 in 2020. It is projected that the bus usage will reach 2.2 in 2030 and it will continued to decline until reaching 2 million by the end of the period.
