The royal household's staffing levels have remained largely static at around 430 people, during the past seven years, to allow it to maintain the Queen's programme.
However this contrasted with the public sector which had seen employee numbers cut during the same period, and yet the sector was still expected to increase efficiency with fewer workers.
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The company posted a 63.5% plunge in bottom line pre-tax profits to £176.4 million on a comparable 52-week basis.