There will also be a multi-million pound pilot project, involving about 60, 000 pupils, aimed at helping schools with a high proportion of children who get free school meals to offer a much wider range of extra-curricular activities.

BBC: Loans deal to lure new teachers

The study had looked at a "very, very high" proportion of England's organic arable farms, he said.

BBC: NEWS | UK | Organic farms 'best for wildlife'

McKinsey, a consultancy, recently looked at 89 listed companies in Europe with a very high proportion of women in senior management posts and compared their financial performance with the average for firms in the same industry.

ECONOMIST: Women in business

In maths, the proportion at Level 5 is at a record high of 35%, almost three times higher than in 1995.

BBC: What do Sats test levels mean?

But maths had the lowest proportion of high-achievers of all subjects, at 39%.

BBC: NEWS | UK | Education | Trainee teacher failures revealed

Third, the high proportion of cars and trucks that must pay manually at toll booths is a frequent source of congestion in itself.

ECONOMIST: Excessive

Far from being drunken teenagers, Ms Lee says there is a high proportion of mature students and post graduates with families at the university.

BBC: NEWS | UK | England | Manchester | Residents demand curb on students

If you look at a population and say, OK, here are people who have a high proportion of unaccompanied men, very high stress levels because of the immigration experience, some - there's some evidence of untreated STDs being fairly high.

NPR: HIV Concerns for Many Mississippi Latinos

Roberto Blancarte, a sociologist of religion at the Colegio de Mexico, points out that in Chiapas, a state with a high proportion of indigenous people, almost 14% of the population is now Protestant.

ECONOMIST: Religion in Mexico