This is a marked decrease from a 2004 survey that found the population to be around 100 dolphins.

The group says research shows a marked decrease in aggression and hostility from children who have been through the program.

Do you feel like there has been any marked decrease in fiery rhetoric over the past week?

But after the initial euphoria came a marked decrease of artistic energy.

By the middle Ceramic phase, there was a marked decrease in the number of sites.

After 1900, there is a marked decrease in charcoal making.

From 1990, a marked decrease in population is noted which can be attributed to migration.

However, immediately following the tsunami there was a marked decrease in violence in the North.

But the 1912 economic downturn led to a marked decrease in this activity.

Like many cities this year, New Orleans has seen a marked decrease in its murder rate.