Ok. £50k is $63500. Divide to 2 adults (there are near two adults in the median household, isn't it?) - $31750. Plus furniture, cars, electronic, jewelry - forty, may be fifty kilobucks, but not ninety.
Take your findings to Credit Suisse and tell them they’re wrong. Not only about Russia which you are disputing but also the UK. I’m sure they’ll listen to your review