The ratio of bad loans to the total, property included, has tripled to 4.6% over the past 12 months as unemployment appears to head inexorably towards 20%.
The ratio of GDP per head in the three richest regions to the three poorest increased by almost a tenth between 1990 and 2009.
从1990年到2009年，最富有的三个地区与最贫穷的三个地区的人均GDP比值几乎上涨了十分之一。
3
This phased approach means that the cost-to-benefit ratio isn't rosy either, and unless the head team can deploy aggressively and successfully, the project is at risk of being shut down.