a = Included operating profits because companies' filings do not include net profits for individual businesses.
b = Included Q3 profits because a strike impacted Q4 production.
* = Growth isn't calculated for companies reporting a negative profit in the first time period.
Guardian graphic. Source: Company profit growth is calculated using the most recent quarterly or fiscal year SEC filing compared to two years prior. Note: Companies’ quarterly calendars differ, their most recent profits range from late 2021 to early 2022. Some companies annual profits weren't yet available.