1. Then he ate one-third of a cake, leaving one-sixth unaccounted for.

2. Health care is one-sixth of the economy.

3. Less than one-sixth of the total Mekong catchment is in China, but that upstream flow is crucial to neighbours during the dry season.

4. Geothermal fields produce only about one-sixth of the carbon dioxide that a relatively clean natural-gas-fueled power plant produces.

5. The next biggest producer, Japan, will make just one-sixth of what China is expected to produce.

6. America, which buys one-sixth of Japanese farm exports, has put products from Fukushima and three other prefectures on a watch list.

7. The loan corporation assumed one-sixth of all home mortgages in the United States, and soon made home ownership a goal to which most Americans could aspire.

8. So one-sixth of America's workers — all those who can't find any job or are stuck with part-time work when they want a full-time job — have, in effect, been abandoned.

9. Yet it is enormous, accounting for one-sixth of global wheat output.

9.

10. Building operations create about one-sixth of China's total carbon emissions, according to the China Greentech Report 2009, published by a business consortium.

11. The applicant pays the costs of taxation if the bill is reduced by one-sixth or less.

12. If that rate of increase continues it is estimated that methyl bromide could account for one-sixth of ozone loss by 2000.

13. In a sperm cell, a specialized set of tiny support proteins (protamines) pack the DNA down to about one-sixth the volume of a mitotic chromosome.

14. The United Kingdom lies in Western Europe, islands including the northern one-sixth of the island of Ireland between the North Atlantic Ocean and the North Sea, northwest of France.

15. It may not feel like that,() as we in the US now hemorrhage jobs and have about one-sixth of the labour force officially unemployed or underemployed.

16. The HELP panel was the first of five congressional committees to complete work on a major overhaul for the health care sector, which comprises one-sixth of the U.S. economy.

17. They think America's stimulus will boost GDP by only one-sixth as much as the Obama team expects.

18. Basic stir-fry meat costs about $2.50 per pound, or about one-sixth a laborer's daily wage.

19. A major lack of rain has led to severe drought which has reduced the important waterway to one-sixth of its normal size.

20. After cutting production in 2006 because of rising feed costs and low pork prices, Mr Li late last year lost another one-sixth of his pigs in an outbreak of the deadly "blue ear" disease.

21. It could also strengthen China's hand in separate negotiations by Cnooc, one of China's three big energy groups, to secure one-sixth of Nigeria's 36bn barrels of oil reserves.

22. And a phenomenon of 'weekend headaches' accounts for roughly one-third of all migraines and one-sixth of tension headaches.