vary considerably

During the early years the number of students in the schools varied considerably.

The answer is yes, but the form these take may vary considerably.

As a result, schools vary considerably in what they offer.

In computer games, the relationship between the party and the players varies considerably.

The company's financial status varied considerably in the late 1910s.

The growth rate varies considerably between individuals in each population group.

However, the quality of schools set up during this time varied considerably.

The position varies considerably, but it always has one side to the wall.

Clearly the relationships in which we are involved vary considerably.

Even among big banks, the situation can vary considerably, however.