The graph illustrates the percentage of households that owned various household appliances between 1920 and 2019, including washing machines, refrigerators, and vacuum cleaners.
Overall, the percentages of households owning these appliances increased steadily, reaching their peak in 2019. The lowest percentage of ownership was recorded in 1920.
In detail, in 1920, twice as many households owned washing machines as refrigerators, with roughly 10% of households having washing machines. Vacuum cleaners were the least popular of the three appliances at the beginning of the period, with about 2%. By 2019, every household owned all three types of appliances. Washing machines had the greatest share during the period, excluding the 1980s when they accounted for only 75%, while refrigerators reached nearly 80%. However, by the 2000s, washing machines grew to 95% compared to refrigerators’ 90%. Vacuum cleaners remained the least popular of the three, but by 2019, they also reached 100%.