The following line graphs illustrate the alteration in families of possessed labour-saving devices and the total proportion of time for doing housework in households in an unnamed country for over a one-hundred-year period from 1920 to 2019.
Looking from an
overall
perspective, it is readily apparent that a washing machine and vacuum cleaner showed a stable increase, and as for a refrigerator, it went up and peaked Linking Words
at the end
except for a small decline.
Linking Words
According to
the figure, a divergent trend can be seen for the washing machine and vacuum cleaner Linking Words
in particular
with the former constituting close to none at first to rising dramatically by roughly 100 per Linking Words
cent
in the final year surveyed, and the latter, which showed broadly similar trends, stood at 30 per Use synonyms
cent
in the beginning to taper off by over a half.
As for remaining, refrigerators began from exactly 40 per Use synonyms
cent
, grew until 1960 to fall down a mere 9 per Use synonyms
cent
, and peaked at approximately 70 per Use synonyms
cent
in 2019. Use synonyms
Lastly
, in terms of households, it started from 60 hours to go down steadily to a tiny fraction of 10 hours in the end.Linking Words
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