The graph illustrates data about changes in the distribution of usual household salary over a fifty-year period from 1965 to 2015.
Overall, it can be seen that both accommodation and savings incomes accounted for dramatical upward and downward trend over the period, while other types such as recreation, food, transport, gas/electricity, home improvements grew noticeably.
Initially, accommodation and savings started at more than 10 percent and they had approximately same level before 1990 but savings stood at higher position than accommodation.
Then, they confronted and accommodation salary increased sharply to more than 15 percent. In the second one, there was a rapid decline to approximately 3 percent.
Regarding recreation, food and home improvements, they rose moderately but recreation started at around 3 percent, while home improvements started at less than 1 percent and the figure of food begin with approximately 2.5 percent. Transport and gas/electricity increased but they fluctuated between 1995 and 2015. Ultimately, they ended at around 5 percent.
