Figure 6: Return on assets

(in per cent)

1614121086420199819992000200120022003200420052006200720082009201020112012201320142015201620170.74.52.94.95.57.06.37.96.89.54.810.94.310.65.912.95.814.24.913.24.612.43.911.12.910.63.010.23.99.5