The charts 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 charts illustrate the changes in the

ownership

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of electrical appliances (washing

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machine, refrigerator, and vacuum cleaner) and the time spent on

housework

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in households of a certain country from 1920 to 2019.

Overall

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, from 1920 to 2019, household

ownership

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of the three appliances rose and some

near

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nearly

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100%,

while

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weekly

housework

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hours dropped sharply, likely

due to

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more appliance use. In terms of appliance

ownership

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, all three types experienced a rising trend. In 1920, the rates were relatively low, with the highest being for the washing

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machine at around 40%. By 2019, the

ownership

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of refrigerators and vacuum cleaners approached 100%, and the washing

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machine

also

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had a high

ownership

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rate. Regarding

housework

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time, it dropped significantly from about 50 hours per week per household in 1920 to approximately 10 hours in 2019.

It is clear that

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the increasing use of electrical appliances may have contributed to the reduction in the time spent on

housework

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over the period.