For the years 2010-2012, this is down a third compared with data for 2003-2008.
I've been working with data for ever.
The ONS compared house prices, private rents and social rents across England and Wales with data for local incomes.
With data for 30 mainland species in hand, that leaves only 220 more to go.
We all know this, of course, but sometimes you need to see a film about a man having sex with data for it to clarify.
The Guardian Data Blog has matched application figures with data for fees to show that institutions charging higher fees have not seen disproportionate falls in applications.
ACE provided us with data for the overall levels of reserves held by its core portfolio that were not restricted to certain activities and projects.
The strong car manufacturing figures – which showed a 9.8% jump to 159,074 vehicles in March – were at odds with data for the wider economy on Wednesday.
But a comparison with data for weeks when there was no experimentation showed that output always went up on Mondays.
Try and nominate community mentors, says Chambers, "no matter how many textbooks or tutorials you read, as soon as someone works with data for the first time they are bound to run into something that wasn't covered in the textbook.
"If it wasn't for the crisis, the number of impoverished would have been 50 million lower," he said, noting the trend was continuing, with data for this year still incomplete.
