1.   As our skill level increased over the days, so did the challenges.

2.   The data shows that suicide rates among young men have increased over the last twenty years.

3.   The study also found that the concentration of immigrants has increased over the past quarter-century.

4.   Emigration has notably increased over the past five years.

5.   And because the basis tends to zero as the delivery date of the futures contract approaches, it also requires the futures price to increase over time.

6.   There was no significant difference to the manner in which yes and no responses increased over memory set size.

7.   Riots were increasing over the capital, and communications had been broken with the other two major cities of Nicaea.