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10% The estimated amount the cost of installing a domestic conservatory could go up if homeowners are forced to comply with Part L of the ¾«¶«Ó°ÊÓ Regulations on insulation.

24 The best internal temperature, in centigrade, for offices this summer, according to the British Council for Offices. It says letting temperatures rise from the current air-conditioned norm of 22ºC would slash energy bills.

36,000 The number of jelly beans consumed during negotiations for the refinancing of Taylor Wimpey’s £1.5bn debt, finally completed after 10 months of all-night sessions.

750,000 The number of homes the London Array in the Thames Estuary – the world’s largest offshore wind farm – could supply with electricity. The first 630MW phase begins this summer.

£4.6³¾ The damages claim brought by the All England Lawn Tennis Club – aka Wimbledon – against architect BDP and subcontractor FB Ellmer over alleged problems with the nine-year-old Millennium ¾«¶«Ó°ÊÓ at the club.

£150³¾ Value of Trans-port for London’s contract to expand Bond Street tube station in central London. Seven contractors have tendered and a shortlist of four will be announced in July.

£2²ú²Ô The value of the Highways Agency’s framework to extend motorway capacity onto hard shoulders, published in the Official Journal of the European Union.