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 family's different kinds of electrical devices possessions and the number of time spent doing housework in families in a particular country from 1920 to 2019.

Overall

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, the trend for the proportion of households with electrical types of machinery shows an upward trend and the number of hours of housework per week household depicts a downward approach over the period from 1920 to 2019.

To begin

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with washing machines, it has been seen that almost no family had a washing machine in 1920.

However

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, it witnessed a rapid growth to around 50% in 1940, by 1968 it reached 90% and

finally

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in the next 20 years, it hit the highest point.

Then

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, it became constant until 2019.

Secondly

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, refrigerators stood at 30% in 1920.

Then

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it increased steadily to 100% in 2000 and remained unchanged until 2019.

Finally

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, vacuum cleaners started at 40% in 1920.

This

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figure rose to 70% in 1960, but

then

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, it experienced a slight decrease to nearly 65% in 1980 followed by a steady increase to around 75% until 2019.

On the other hand

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, by 1920 the amount of hours of housework per week per household began at 50%,

then

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it gradually declined to nearly 10% in 2019.