The average price of electricity in South Africa is 33.14c per kWh (valid until March 2010). In the UK, it depends on the provider, the price plan and usage, but would be between 8.5p (R1.02) and 12p (R1.42) per kWh. (NERSA media statement 25 June 2009, www.ukpower.co.uk)
This week's theme: Prices in South Africa
Post Script, 1:30pm: As some commentators have suggested, the cost of 33.14c per kWh quoted above represents the average cost across South Africa, including industry. Households in major metropolitan areas are paying in the region of 60c to 80c per kWh, depending on which city they live in (Source: www.politicsweb.co.za). See Theo Engels' comment below to see how complicated things can get!
