Ethiopia and Malawi spend roughly the same amount per person on primary education - with very different outcomes.

埃塞俄比亚和马拉维每年的人均初级教育支出基本相等，而结果却大相径庭。

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But since 1980, the amount of water consumed per person has actually decreased, thanks to a range of new technologies that help to conserve water in homes and industry.

但自1980年以来，在一系列帮助家庭和工业节水的新技术应用之后，人均用水量实际上有所下降。

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That increase will come partly from a growing amount of waste generated per person but mainly from a rising urban population.

垃圾增多部分来源于人均垃圾的增加，而整体的增长是源于人口的增加。

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When considering the average amount spent per person on virtual goods, however, a trend emerges showing younger gamers are less likely to spend on virtual goods, while older gamers are much more likely to buy that sword or shield to advance in a game.

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That spending limitation would still maintain the same amount of spending per person in real terms over time.

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Growing even faster is the amount of sharing per person.

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