ImageSize = width:975 height:178 PlotArea = width:750 height:93 left:200 bottom:35 AlignBars = justify Period = from:1920 till:1950 TimeAxis = orientation:horizontal ScaleMajor = unit:year increment:4 start:1920 ScaleMinor = unit:year increment:1 start:1920 Colors = BarData = PlotData= TextData= ...