Example sentences of "of about 50 [unc] [unc] " in BNC.

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1 This showed some recovery until 19 6 7 or 1968 , followed by a further and very sharp decline , in particular of about 50 per cent .
2 For comparison with non-nuclear plant , comparable coal-fired power stations operating in Ontario in 1981 had capacity factors of about 50 per cent and produced electricity costing some 60 per cent more than the nuclear generated electricity .
3 The Department of Trade caught 31 bosses red-handed — a rise of about 50 per cent .
4 For example , Japan recorded decreases in overall stroke mortality for both men and women of about 50 per cent between 1972 and 1982 ; in England and Wales the decrease was about 35 per cent over the same period ( Smith and Jacobson 1988 ) .
5 The effects of this regime on subsequent recovery sleep are similar to the effects of REM sleep deprivation , in that a rebound of about 50 per cent occurs on recovery nights .
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