The two line charts illustrate the changes of electrical appliances and the use of time doing housework in each household in a single country from 1920 to 2019.
Overall, the use of refrigerator and vaccum clearner is higher than the washing machine during the given trend. There was a massive resurgance to a high point in percentage of household with vaccum clearner and refrigerator over the years. While, the number of hours of housework per week in every household is decline thourgh the whole time period.
Washing machine was the only household that fluctuate thourghout the time span. In the starting year, 1920 with 40%, 1940 with 60%, 1960 with 70% use of washing machine. After that it start to decline and experienced around the 70%. While the second chart represents, the number of hours that spend on housework gradually decrease, it start from 50 hours per week in 1920 and end on 10 hours per week in 2019.
The other electric appliances such as refrigerator and vaccum cleaner refrigerator was accounted 0% – 30% in year of 1920 , 55%- 50% in 1940 and 90% to 70% in 1940, repectively. Both electric appliance demand increase considerable and both had followed by each other around100% in the last three years.