国际能源署预计使用离网太阳能的1.95亿人每人每年仅能获得一百七十千瓦时的电量 — — 相当于美国一台平板电视半年的耗电量。
The IEA expects that each of the 195 million people with off-grid solar will get just 170kWh per year – or half of what one US flat-screen TV uses in a year.