iain conn has been speaking to our business editor simonjack, who is here. how did he explain this?ntrica. they lost nearly1 million customer few years for centrica. they lost nearly 1 million customer accounts last year, that a flood of exodus, if you like, has continued. some people get both gas and electricity. in fact 341,000 customer accounts we re in fact 341,000 customer accounts were actually lost. he said he hoped that eventually the tide would not have a ptly that eventually the tide would not have aptly termed, but at least stop. our goal is to stabilise the total customer account number and then to grow it. what we are seeing is falls in our energy supply customer numbers. our home services numbers, our british gas engineer accounts, have actually gone up in the first half of this year. for the first time since 2011. so, overall, i believe we're now seeing the beginnings of our ability to stabilise customer numbers. he didn't say when that was going to be, and even some of the growth numbers in managed services will not offset that. there is another challenge, 3.5 millio