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 line graph illustrates the changes in ownership of

electrical

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the electrical

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device

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devices

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and

amount

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the amount

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of time

use

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used

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a

houswork

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housework

in

housholds

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households

in one country from 1920 to 2019.

overall

,

It is clear that

,

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apply

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In 1920 the

propotion

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proportion

promotion

of

refrigetator

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refrigerators

and vacuum

cleaner

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cleaners

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were 2% and 30% respectively.

However

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However,

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the washing machine was the higher percentage among them. The refrigerator From 1920 to 1960 raised

signiticanty

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significance

.

Then

It

increase

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increased

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slightly to

arrived

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arrive

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to

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at

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100% in 1980. After the rate remained constant. 2o years from 1980 to 2000. We

also

observed that The vacuum cleaner continued

grew

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to grow

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from 1920 to 1980 and the

precentage

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percentage

percentages

were 30% and 90% respectively.

while

In 1980 the

propation

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probation

proportion

climbed slowly to

2000

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the 2000

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year. The rate

among

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between

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2000 and 2019 was unchanged

100

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at 100

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% . The

seconed

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second

line graph showed

nemper

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number

temper

member

of

hourse

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hours

per week

through

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between

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1920 and 2019. In 1920,

the

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apply

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housework was very high , but the

precentange

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percentage

decline considerable to

approximatly

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approximately

20%.

subsequently

, the

house work

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housework

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decreas

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decrease

decreased

gradually to arrived 10% In 201a.