Q: 132 (IAS/1996)

Consider the following figures :
Which one of the following conclusion can be drawn from these figures ?
question_subject: 
Logic/Reasoning
question_year: 
1996
question_exam: 
IAS
question_sub_subject: 
Reasoning
question_topic: 
Analytical
stats: 
0,48,160,56,48,72,32