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

The diagrams display the percentage of changing electrical

machines

by the owner and the

number

of spending time on house chores in a country between 1920 to 2019

Overall

, the

number

of household

machines

such

as washing

machines

, refrigerators and vacuum cleaners increased. Meanwhile, the

number

of

hours

spent

on

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doing housework was decreasing per week by that time.

Firstly

, by looking at the first graph shows the percentage comparing households that used electrical devices. In 1920, washing

machines

had the most electrical machine usage at four-tenth

while

other devices used electricity under it. By 2019, refrigerators and vacuum cleaners rose steeply to the top at 100% respectively.

Whereas

, the washing machine fluctuated a little and constantly remained at around 70%.

In contrast

,

while

the

number

of consuming electricity on housework devices increased, the

number

of

hours

spent on house chores was spent at 50

hours

a week in 1920, and it had decreased respectively. Its percentage was

finally

at 10

hours

per week by 2019