The safety net has been pulled out from under Australian energy consumers, leaving more than one in six households struggling to settle their latest electricity bills.New data released today by Canstar reveals the expiration of federal energy rebates is creating "hip-pocket havoc" nationwide. A survey of 3000 respondents found that 72 per cent of households have already seen their costs climb since the subsidies ended, with nearly 20 per cent of those people now unable to meet the higher costs