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

The graphs provide information about both the percentage of households which had electrical machines and the number of hours spent in a week to keep the house clean throughout one century from 1920 to 2019.

Overall

, all appliance rates considered in the

first

illustration had an increase between the

first

and

last

year,

while

the amount of time invested in housework decreased. As illustrated in the

first

line chart, the refrigerator and vacuum cleaner ratio grew constantly until they reached 100% in 2000.

However

, washing machines had a different trend: at the beginning, the percentage rose from 40% to 70%, and a sudden decline by approximately 10% was registered between 1960 and 1980. From that year, the rate grew constantly: by the end of the period analyzed, the percentage was around 70%. Regarding the second graph, the

first

year corresponds to the highest point on the graph was of 50 hours per week, followed by a constant decline until 1980. For the next twenty years, a plateau was reached;

moreover

, the lowest point of 10 hours a week was reached in 2019.