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 graphs give information about owning household devices and the period of the house working in a country between 1920 and 2019. The data are presented in percentages and the

number

of

hours

.

Overall

, it can be clearly seen that the percentages of the

number

of electrical appliances owned by

families

, had been continually increasing,

while

the

hours

of houseworkers obviously diminished. Looking at the first chart, the vacuum cleaner used

was

Unnecessary verb

apply

show examples

30

percentages

Replace the word

per cent

show examples

and forty out of a hundred

families

owned washing machines in 1920 and refrigerators were rare appliances at that time. Just after twenty years, almost half of

households

Add an article

the households

show examples

had three types of electrical divides in their home. After six decades, all

families

owned their washing machines and vacuum cleaner items certainly rose from 1920 and remain stable until 2019.

Moreover

, the

number

of people who bought refrigerators was approximately 70% which slowly but sustainably increased in 2019. Moving on to the

second

chart, with the increasing

number

of electric appliances owned by

families

, their demand for doing household work,

for example

, cleaning, washing clothes and preparing meals decreased

with

Change preposition

by

show examples

50

hours

working a week in 1920.

Finally

, it gradually dropped to only above 10

hours

per week.