It's a median statistic. So no, that's wrong. It's literally about the 50th percentile. But here, I found you a FRED graph that better correlates with "working class" (full time wage and salary workers) that shows the same effect:
Again, I know it's very tempting for you to believe this. That's probably why voters do! But it's wrong. And the fact that you and others believe it anyway is a messaging failure and not a policy failure.
https://fred.stlouisfed.org/series/LES1252881600Q
Again, I know it's very tempting for you to believe this. That's probably why voters do! But it's wrong. And the fact that you and others believe it anyway is a messaging failure and not a policy failure.