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A 2015 study showed price/kWh dropping by 10% per year since 1980, and predicted that solar could contribute 20% of total electricity consumption by 2030. [45] The followed figures for select countries represent the cost per kilowatt of utility-scale solar generation, as well as price per kilowatt-hour in 2022 and a comparison with 2010.
GDP per capita in the Palestinian territories rose by 7% per year from 1968 to 1980 but slowed during the 1980s. Between 1970 and 1991 life expectancy rose from 56 to 66 years, infant mortality per 1,000 fell from 95 to 42, households with electricity rose from 30% to 85%, households with safe water rose from 15% to 90%, households with a refrigerator rose from 11% to 85%, and households with ...