Dark pools have proliferated over the past five years, winning volume from exchanges (see chart).
在过去的万年里，暗盘数量激增，从交易所赢得了大量资金(见图)。
2
The algorithm responded to the increase in volume by unloading the contracts faster, pushing prices down further (see chart).
这种算法交易通过加快这些合约的脱手速度来对交易数量的上升作出反应，从而把价格进一步压低(见图表)。
3
So in terms of consumption the rich countries are still the world's biggest emitters (see chart). New research shows that the flow's volume is rapidly increasing.