They have shown a drop in water flow from 20 sverdrups (or million cubic meters of water per second) to 15 sverdrups over a decade.
Official figures have shown a drop in the proportion of Neets – young people not in education, employment or training – as the economy has recovered from recession since mid-2011.
In recent months, national public opinion polls have shown a drop in Mr. Bush's standing, as many voters object to his moves to loosen environmental regulations and call for increased energy production rather than conservation.
During a period when some polls have shown a drop in Mr. Bush's approval ratings and he could use more support from moderates than he seems to have, his decision could shape voters' attitudes toward him in crucial ways, analysts said.
But Labour focused on the overall nurse figures, which had shown a drop.
The Sardinia Statistical Division is the only one to have shown a drop in production per shelf area.
A survey of nearly 10,000 London civil servants taking part in the long-running Whitehall II study, which began in 1985, has shown a 74 per cent drop in the risk of a heart attack up to 2004.
Results from an annual survey conducted by the Wildlife Conservation Society, an environmental group based in New York, along with several Russian organizations, has shown a 41percentt drop in the Amur tiger population from its average over the past 12 years.
Just a day after Mark Carney overhauled the Funding for Lending scheme to refocus it on business finance only, new Bank data has shown a fresh drop in lending to UK businesses.
In a 1999 report from Beijing, Charles Tesson of the French film journal Cahiers du Cinéma observed that China's rate of production, which used to be a steady 150 films a year, had fallen by about two-thirds; movie house attendance has shown a corresponding drop.
