There are two line chart diagrams depict changes that the percent of electrical appliance in households in 1920-2019 and the tuatal time of doing housework every weeks in same time.

The upper line graph depicts the percentage of

housholds

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households

owning three electrical appliances-washing

machine

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machines

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,

refrigerator

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refrigerators

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and

vaccum

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vacuum

cleaner

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cleaners

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- from 1920 to 2019 in a certain country,

while

the lower chart demonstrates the number of weekly

hours

of household chores during the same period.

Overall

, there was a dramatic increase in the ownership of all three electrical devices, where refrigerators and

vaccum

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vacuum

cleaners were

owened

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owned

by every household by the end of the given period.

This

has been mirrored

on

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in

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the number of

hours

of housework per week which

had

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has

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dramatically declined throughout the

last

six decades. At the beginning of the time, in 1920, almost all houses had no refrigerator,

however

, 30% and 40% of them owned a

vaccum

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vacuum

and a washing machine, respectively. Over the next forty years, the fridge's ownership significantly jumped to 90

percent

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per cent

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,

whereas

the other two cleaning appliances rose to the same level of 70%. From 1960 onwards, the percentage of washing machine owners slightly fluctuated before slowly going up to approximately 75%,

while

households

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households'

household's

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percentage having refrigerators and

vaccum

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vacuum

cleaners continued to rocket to 100% in 2000 and leveled off till 2019.

This

substantial rise in appliances' ownership was reflected

on

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in

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the total

hours

spent on housework weekly as they

were

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apply

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declined from 50

hours

to 20

hours

of chores in 1960.

This

was followed by a slight decrease to 10

hours

throughout the next six decades.