The given chart illustrates the change in the Japanese average monthly salary and the price of two kinds of TV sets, color TV, and white and black TV, between 1953 and 1973.
Overall, the average of monthly income witnessed a gradual rise through the given period. In contrast, the two kinds of TV decreased gradually, however white and black TV witnessed a slight decline than color TV.
In detail, the monthly salary was below 50 yen, then rose significantly to 50 yen in 1958, after that continued its growth and hit 100 yen in 1968, before surging to 200 yen in 1973.
By contrast, the price of white and black TV experinced a remarkable decline to 150 yen, comparing to 200 yen in 1953. In addition, the decline countinued its trajctory downward untill hitting 100 yen in 1863, before leveling off at above 50 yen in 1973. According to color TV, which followed the same pattern as white and black, declined dramatically to 150 yen from 200 yen in 1963. Also decreasing continued untill reaching 100 yen in 1973.
