The bar chart illustrates the proportion of persons living alone in the US through five distinct age between 1850 and 2000.
Overall, it is evident that the percentage of individuals who lived alone rose rapidly over 150-year period. However, the middle aged people figures were more and less stable in 50 years ago, though there were some slight shift.
Looking at the bar chart more closely, one can see that the ratio of the persons under-60s around 2% to 3% in 1850, the persons between 55 and 64 years old was slightly higher at 3%. By 1900, the proportion of two age groups in middle aged had changed a little around 3% to 3,5%, and had appeared an age group in early adulthood rose slightly at 2,1%. The people ranging from 37 to 46 years old remained relatively stable at 2,2%.
Furthermore, the 55 to 64 group shoot up considerably from its lowest point of 2,2% in 1850 to a peak of 9% in 1950. The individuals in the a bracket of 27 to 36, those in the 37 to 46 age group and those between 47 and 54 years old were slightly higher 3%, 3,1% and 3,7%, following by the adolescents started appearing around 1,9%. By 2000, there are significant changes in the 55 to 64 group at 17%. The ratio of those in their thirties and middle aged individuals rose heavily 8% and 13%, while the percentage of the adolescents and people falling into the 37 to 46 age group were respectively 5% and 7%.