The given charts represent the proportion of food budget which a typical family spent on dining meals; however, the line graph compare the figure of two different types of meals throughout the fourty-decades period.
Overall, it is evident that the share which was spent on restaurant meals was growing over the years, while the popularity of home cooking food declined, respectively. Additionally, the graph shows that the number of fast food meals increased sharlpy throughout the time frame.
The expenditures on dining meals rose slighlty within a decade (from 10% to 15%); however, from 1980 to 1990, the proportion grew on 20% (35%). In the noughties, a ratio stood at half (50%). Meanwhile, the percentage of home cooking food was recognised as nine-tenths; though in 2000, it decreased to one-half.
In contrast, the quantity of fast food meals increased steady from 1970 to 1980, whereas it embarked to grow sharply over three-decades period and stood at approximately 85. Conversely, the number of sit-down cafe meals had minor growth throughout the whole time. The figure rose from a little less than 25 to nearly 50 over the entire period. In 2000, the difference between two meals categories was significant (around 35).