The two pie graphs present the difference of average outcome by families in 1920 and 2000. Over the decades, the most noticeable change is in the area that majority households spend their money.
In 1920, food was the biggest area households spend to, which is took approximately 70 percent out of all number. While, in 2000 most of households spend their money on recreation and other items, which is took nearly 34 percent out of all number.
Furthermore, when it was in 1920, the gap between the largest and the smallest showed a significant difference. For instance, food, which dominated the percentage with contribute around 70%, had around 69% difference from housing, which was the smallest contributed aspect at that time. However, when it was in 2000, the difference between the greatest and the smallest no remain too far. It was took an approximately 28% difference for recreation which had the largest number, and household goods which had the least number.
As a result, the difference between each households expenditure in 2000 no longer significant.
