What is the total number of players participating in hockey from all the five schools together

In which year was the difference between the number of students in University-1 and the number of students in University-2 highest

What was the percent increase in the number of students in University-1 in the year 2011 as compared to the previous year

If 25% of the students in University-2 in the year 2010 were females, what was the number of male students in the University-2 in the same year

What is the sum of the number of students in University-1 in the year 2007 and the number of students in University-2 in the year 2011 together

What was the difference between the number of students in University-1 in the year 2010 and the number of students in University-2 in the year 2012