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

The line graphs show how possession of household appliances and the amount of time spent on washing clothes, preparing meals and cleaning altered over a 99 -year period, from 1920 to 2019.
Overall, the first graph shows that the percentages of all the appliances grew while the second one illustrates a downward trend in doing housework.
Refrigerator ownership boomed from 0% in 1920 to 100% in 1980, and then it remained stable until 2019. The figure for vacuum cleaner registered a dramatic growth in 80 years, and reached its peak at 100% in 2000. In terms of washing machine, there was a 30% increase, getting to 70%, before a small decrease ( to around 65%) in 1980, and it climbed slightly by approximately 10%.
As for the second graph, the trend was at 50 hours per week in 1920, and it saw a noticeable decline of 30 hours in 1960. After that the index decreased considerably to almost 10 hours in the last year of the period.