NATO pay is around 70 euros a day with most countries adding a certain amount to make it larger, apart from the UK Gov who actually keeps for itself, 50 euros a day, to leave around 20 euros a day for the plucky Brits.
A recent straw poll
Belgium 120 euros a day extra
Norway 130 euros
Netherlands 90 euros
US,CAN,AUS tax free salary across all ranks plus combat bonus pay
UK 20 euros a day tax free fixed amount, mmm!