The chart below show the changes in ownership of electrical appliances and amount of time spent doing housework in households in one country between 1920 and 2019

The first line graph illustrates the proportion of electrical appliances owned in accommodations, as a percentage, in one country over 99 years, from 1920 to 2019. The second graph indicates how many hours per week households spent utilizing these appliances for doing chores. Overall, although the refrigerator and the vacuum cleaner started with different percentages […]