He has also contributed to radio and television programmes over the years.

Many of Toto's members have contributed to his solo work over the years.

Thousands of paintings have been contributed over the years.

St. Pierre had contributed much to the knowledge of tuna migration over the years.

It will contribute £586m towards the £854m total cost of the road, rail and bus schemes over the next four years.

That has contributed to a doubling in oil prices over the last two years.

Many successful writers and photographers have contributed over the years.

Many of them contributed to the growth of the club over the years.

That comes on top of the $233 million that Washington has contributed over the last two years.