"Both of which have increased over the past 20 years."

"Some of that activity will increase over the next few years."

Total program costs have increased an average of 10 percent a year over the last five years.

The number of students had to be increased by an additional 30,000 over the next five years.

The school population has slowly increased over the past 12 years.

He said the number of cases in the state had increased slightly each year over the last five years.

Population has increased over the years along with total village area.

I must point out that economic differences have also increased over the years.

Has free access to the Internet increased over the last two or three years?

The growth rate has significantly increased over the past several years.