A bit of a non-news story think! The results are much as one might expect and the fact that trust, compassion, kindness and friendship are high on the factors for staying together is hardly what I would call a revelation.
As to the sex - I firmly believe that few people answer these questions entirely honestly - and why should they? - it is no-one else's business but their own.
I could only read the first page as the rest was all woolly but it seemed to me that this guy was talking complete bollocks.