PPP - this means Purchasing Power Parity and is a way of relating prices (salaries, turnover) between countries to take account of the relative values of local currencies. It converts local salaries to what this would buy (purchasing power) in the same country. This allows more realistic comparisons to be made between countries.

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not PPP - the values are 'as reported' and have not been adjusted for purchasing power parity.

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Practice size

This refers to the number of   staff in a practice, measured as full-time equivalent.

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Currency

All figures are expressed in Euros, where the local currency is not Euros the exchange rate at mid-point of survey was used to convert.

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