It's around "8.5 - 9" million lines of software code for SDD; devil being in the detail, of course.
CM - as always you make a good point but I'm still suspicious of a x4 ish order of magnitude inflation in their facts.
Software has always been the biggest sticking point for me and they have always been behind, since around 2005. Some poor decisions were made back then and we've faced the brunt of those decisions since.