The graph provided depicts the allocation of car ownership toward various households over the 30 year period, spanning from 1971 to 2001.
Overall, the data reveals a noticeable upward trend in households throughout the period, except the families who are not used any car. The families who are not used any car emerged as the leading forms of car ownership, with the highest figure in the first year. In 1971, the percentages of no car stood at 50% , while one car trailed behind at approximately 34%. Meanwhile, two cars garnered around 17 %.
In the subsequent years, no car saw a sharp drop to 30 by 1991, marking a significant decrease,and then it saw a remained consistent . In contrast, one car surged to nearly 43%, it emerged as the new leading form of car ownership,with the highest figure by 2001. Similarly, two cars soared to 30% by the end of the period.
In conclusion, the period between 1971 and 2001 witnessed a significant shift in allocation of car ownership with a decline of no car coupled with a rise in both one car and two