Chart on number of electrical appliances per household and amount of time spent on housework

The charts provide the data on how many households owned the electrical appliances and how much time they spent on housework in a particular country from 1920 to 2019. Overall, in the beginning of the period the amount of people using refrigerators equalled almost zero, while not much less than half of the households were applying washing machines, and the percentage of both groups had grown significantly by 2019. Meanwhile, the amount of time per week spent by residents on housework had markedly decreased by this year. In 1920, there weren’t any families using refrigerators in their houses, but by 1960 their percentage had skyrocketed and accounted for 90 percent, after which it continued to gradually grow until 1980, when it reached 100 percent. By comparison, there were 40 percent of households using washing machines in 1920 and it had grown to 70 percent by 1960, after which this percentage had slightly diminished by 1980, then recovered by 2000 to the previous level and had grown insignificantly in the next 19 years. The quantity of hours individuals spent on housework equalled 50 in 1920 and it slumped by 1960 to 20 hours. This amount of time continued to gradually reduce until 2019, reaching 10 hours per week.