Sorry about the font size - I was on me phone. Anyway, a list of the top 7 UK charities:
St. John Ambulance: for every £1 spent, 87.3p goes on charitable activities, 10p is spent on fundraising, and 2.7p is spent on generating income.
Macmillan Cancer Support: 73p charitable activities, 24.4p fundraising, and 2.6p generating income.
Alzheimer’s Research UK: 66.1p charitable activities, 33.9p fundraising, and 0p generating income.
Marie Curie: 63p charitable activities, 27.9p fundraising, and 9.1p generating income.
Cancer Research UK: 60.7p charitable activities, 24p on fundraising, and 15.3p generating income.
Guide Dogs: 56p charitable activities, 40.2p fundraising, and 3.8p generating income.
British Heart Foundation: 26.2p charitable activities, 40.6p fundraising, and 33.2p generating income.