The provided graph chart reveals the satisfaction rating of the stuff in four colleges has been illustrated by the graph over the course of 11 years ,starting from 1991. The Y axis displays that 0 to 100, with 10 intervals .
Overall it is clear that , the satisfaction rating of the stuff College C is the highest in this chart while the lowest is colloage D . Notably collage A or B follow the same trand .
with the further analysis , In 1991 college C stuff ratting is 30 which slightly decreased in 1998 10 . After that it was rapidly increased and reach the highest rating of this chart 80 in 2002 . College D in the beginning year there stuff rating almost 38 and than it was slightly decreased in 2002 is 20 .
Turning to the next data , Collage A stuff in 1991 they stuff rating almost 62 is the highest in this chart but slightly decreased 2002 is 40 . on the other hand Collage B stuff in 1991 50 and it was increased in 2002 is 70%.
