Example sentences of "for [adv] 90 per cent " in BNC.

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1 For approximately 90 per cent of the time we are thinking about something other than the activity at hand .
2 The major element of investment trusts ' asset portfolios is ordinary shares , with UK and overseas ordinary equities accounting for nearly 90 per cent of total assets net of short-term liabilities .
3 Low-level ozone , so called to distinguish it from the naturally forming ozone in the stratosphere which accounts for about 90 per cent of the ozone in the atmosphere , is created by the action of sunlight on oxides of nitrogen and reactive hydrocarbons ( volatile organic compounds ) emitted by vehicles and industry .
4 In fact , the right-hand side variables in equation ( 6.7 ) account for about 90 per cent of the movements in so this criterion seems likely to be satisfied .
5 Power plants are responsible for most of the pollution : they account for about 90 per cent of all the emissions of sulphur dioxide , 40 per cent of nitrogen dioxide and around 60-70 per cent of dust .
6 Notes and coins held by the public account for about 90 per cent of M0 .
7 In 1972 the US had by far the biggest fleet , with 98 of the largest class of tuna seiners , and was responsible for almost 90 per cent of the dolphin kill .
8 Together these two industries account for over 90 per cent of the exports generated .
9 Mining is Zambia 's main economic activity , with copper accounting for over 90 per cent of metal production and metal exports providing most foreign exchange earnings .
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