The chart provides information on the changes in ownership of electrical appliances and the time spent on housework in each household in a nation between the years 1920 and 2019. Overall, the ownership of electrical appliances in households in this nation shows an upward trend over the entire period, with the exception of refrigerators. Conversely, the number of hours spent on housework per week decreased over the same period.
Specifically, the percentage of households with a washing machine was around 3% in 1920, then increased to almost 55% in 1940, continuing to rise to 100% in 1980 and remained constant throughout the period. In 1920, vacuum cleaners were present in 30% of households, steadily increasing to 90% in 1980 and peaking at 100% in 2000, remaining stable thereafter. On the other hand, refrigerators were in 40% of households in 1990, higher than washing machines and vacuum cleaners. This percentage rose to 70% in 1960 before slightly dropping to around 64% in 1980. However, it improved slightly to almost 75% by the end of the period in 2019.
In 1920, the average time spent on housework in each household was 50%, which then decreased over the next forty years to 20% in 1960, steadily declining further to around 15% in 2000, and dropping to about 11% in 2
019.