... but your 20-year old link is somewhat out of date.
How religious are British people? | YouGovAlthough the United Kingdom is a monarchy formally led by a ruler who also governs the official church – the Church of England – belief in ‘a god’ in the UK is low. Only a quarter of Britons (27%) say they actually believe in ‘a god’. A further one in six (16%) believe in the existence of ‘a higher spiritual power’, but not ‘a god’.