The numbers and relative proportions of visitors have changed considerably over the last 40 years.

He was jealous, which is ridiculous, if you just think about the relative proportion of things.

The relative proportion of 13C in our atmosphere is steadily decreasing over time.

The relative proportion of the public officially diagnosed as insane grew.

Their compositions remain constant but the relative proportions of each change.

The number of working-class children also rose, but the relative proportions remained approximately the same.

To complete my education, I must establish the relative proportions of whales.

I wonder if the relative proportion of good to bad physicians has really changed such a lot in the last 100 years.

The relative proportion that various prey make up in the frog's diet is not known.

However, the relative proportions of the phases and their subdivisions are still not well known.