Data visualisation

@inproceedings{Jonge2012DataV,
  title={Data visualisation},
  author={Edwin de Jonge},
  year={2012}
}
Explanation of symbols. data not available * provisional gure ** revised provisional gure (but not dee nite) x publication prohibited (conn dential gure) – nil – (between two gures) inclusive 0 (0.0) less than half of unit concerned empty cell not applicable Due to rounding, some totals may not correspond with the sum of the separate gures.