Since when did I mention only 20-40 year olds? That graph shows the percentage of each age group who used a particular feature once, the graph I showed provides

Since when did I mention only 20-40 year olds? That graph shows the percentage of each age group who used a particular feature once, the graph I showed provides the data in aggregate across all age ranges. No need to get so annoyed, and no need to call me obtuse.