Michael Eavis, personal earnings from Glastonbury per year: £65k
Jedward, estimated earnings per festival this year: £60k
Ticket tout, average yearly income: £28k
Portaloo hire co-ordinator: £16.5k
Fee for Hell's Angels security at Altamont in 1969 (in beer): $500 (£340)
Cost of an advance three-day ticket to Woodstock in 1969: $18 (£12)
Hourly wage of a member of bar staff at the Big Chill festival: £6.50