The line graph gives the information about the changes ownership of household devices and the duration of housework in households in some country from 1920 and 2019
Overall, the proportion of household machines had significantly Increase since 1930, refrigenerators and vacuum Cleaner owned by every family. Therefore, the number of housework done by People replaced by automatic machines.
Based on the first graph, refrigerators were a rare commodity used by every family in 1920. However, refrigerators became a higher Percentage machine that used by family. Secondly, Vacuum Cleaner would a second famous machine in 1920, this machine much smoother that Present 30% of a hundred houses a century ago, but in 2019 this machine have the same proportion as refrigerator at 100%. Lastly, washing machines wore owned 40% of household in 1920, and reach 70% in just four decade, These days, they just reach the proportion up to 75% of household.
The second line chart show a direct correlation between the used of household tools and the amount at work to be done by people. Household proportion amount of word dropped dramatically from a 50 hours per week in 1920, to per week in 2019.