Women are the principal drivers of 26 percent of light trucks, up from 17 percent a decade ago.

The agricultural production, the principal economic driver for the island, came to a standstill.

There are three principal scientific drivers for the mission.

The Greens' principal driver was obviously ready for his second season in the Hippodrome.

It is a world that investors before the 1980s would easily recognise, one in which income, not growth, is the principal driver of returns.

Although temperature changes are the principal driver, moisture can enhance thermal expansion in rock.

Increasing temperature as the principal driver of reactions.

Though he stood again, unsuccessfully, in the 1837 general election, his principal driver was his religious faith.

Business, tourism, and limited agriculture are the principal drivers of Arafo's economy.

The EU must increasingly come to be the principal driver in building world peace.