Take a look at the chart titled "Market-Based Inflation Expectations". What's the rationale for selecting the 19% and 24% percentiles. I assume these are percen

Take a look at the chart titled "Market-Based Inflation Expectations". What's the rationale for selecting the 19% and 24% percentiles. I assume these are percentiles of all values of the underlying metric recorded throughout the week. If that's the case, why does the subtitle says 'Weekly AVERAGES'?