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 two graphs depict the process of ownership of electro devices and their elapsed time in households in the same country but in various years: 1920-2019.

Overall

, it is clear to see the upward tendency in manufacturing

such

machines like washing, refrigeration and vacuum cleaners and thanks

Change preposition

to

show examples

them, obviously, there is a downward one because

such

appliances make housework much easier. From the first diagram, it might be notable to see the point at which everyone abruptly began to purchase these goods - 1940.

Then

, there are only rises, except for using washing machines which had a plunge of 10% in 1980 but in the next year it continued the upward trend.

Besides

, refrigerations are the most devices used and in the 2000s vacuum cleaners were added.

However

, because of the huge purchase of these products. The time that was previously spent on cleaning has been significantly plummeted. For the entire period by 40%.