Cycle use in the UK has been increasing in recent years, up about 20% compared with the late 1990s.
Police say attacks by multiple perpetrators have increased by 20% in recent years in London alone.
After decades of decline, the adult smoking rate has stalled at roughly 20 percent in recent years.
As investments, all of the 10-10 companies have outperformed the Tokyo stockmarket in recent years by anywhere from 20% to nearly 50%.
The report blames industrial pollution from the 19th century for climate change from the mid-20th century, although the recent warming trend set in about 20 years ago from the cumulative use of fossil fuels giving off clear greenhouse gases such as methane and carbon dioxide.
Gleacher is among a handful of investment banking boutiques that has managed to crack the top 20 or so rankings of advisors in recent years.
Even though the stockmarket has risen sharply in recent months, equity prices are 20% lower than two years ago when the credit crisis had just begun.
At least 20 antistroke compounds have entered large human trials in recent years after promising lab results, but only one, Genentech's clot-buster Activase, has made it to the market.
Labor strife, mainly over wages, among more than 20, 000 employees has dogged the company in recent years, with workers striking for three weeks in early 2012 and three months in 2011.
The authorities say more than 20 young men have travelled back from Minnesota to Somalia in recent years to join the the militant group al-Shabab, which had control of large parts of the country.
BBC: Somali president Mohamud's plea to diaspora in Minnesota
Now Owens has more than 20% of his portfolio in health care service companies, which have generally underperformed in recent years.
The Gunners have been all conquering under former manager Vic Akers for the past 20 years, but Mo Marley's Blues have been slowly growing in stature in recent seasons.
Veteran market watcher Jim Stack, editor of Investech Research is bullish on stocks, and recent data from the Economic Cycle Research Institute showing leading economic indicators at their highest level in more than 20 years reaffirms his outlook.
One concern expressed by many in the field is that the number of multiple births has increased in recent years - the chances of parents having IVF triplets rose from one in 200 to one in 20 during the 1990s.
We recently talked with a business attorney in the San Francisco Bay Area, Richard MacBride, who told us that his business has shifted dramatically in the two years from general business to almost 100% bankruptcies. 19 out of 20 of his recent bankruptcy cases were due to not being able to afford their mortgages.
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Consumer product lifecycles last between 20 and 30 years until the next generation takes over, and the trend has only accelerated in recent times.
FORBES: Mobile Gizmos Hastening The Demise Of Video Game Consoles
They were, after all, originally designed to run in 640 kb of RAM, perhaps 1 or 2 MB for some of the more recent ones (ie, 20 years old, not 30).
Such populist fears have found an audience in the Polish countryside, where incomes have fallen sharply in recent years, and which accounts for a large proportion of Poland's record unemployment rate of almost 20%.
After nearly 20 years of writing opinions and insisting that I don't speak for all Hispanics, in recent months, I've heard from hundreds of Hispanics who -- appreciative of my middle-ground approach to the immigration issue -- insist that I can speak for them anytime.
CNN: Commentary: 10 ugly things about the immigration debate
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