The provided charts depict the changes in ownership of electrical appliances and the amount of time spent doing housework in households within a specific country over the time period of 1920 to 2019.
Overall, the ownership of washing machines, refrigerators, and vacuum cleaners in households steadily increased over the years, with all three reaching near 100% ownership by 2019. Concurrently, the number of hours spent on housework per household decreased significantly from 50 hours per week in 1920 to approximately 15 hours per week by 2019.
Looking at the ownership of electrical appliances, the percentage of households with refrigerators experienced a dramatic increase from 0% in 1920 to 100% by 1980, and this ownership remained constant until 2019. Similarly, the ownership of washing machines saw a steady rise from 0% in 1920 to approximately 72% by 2019. On the other hand, ownership of vacuum cleaners consistently increased from 30% in 1920 to 100% by 2000, remaining constant at full ownership until 2019.
As for the time spent on housework, there was a notable decrease from an average of 50 hours per week in 1920 to around 10 hours per week by 2019, indicating a significant reduction over the years.