An alternative theory.Thanks for the evidence CS.
I assume Beis is a unbias credible source
I think everyone knew deep down a psychological panic was in full flow and car drivers were drivers were changing their purchasing based on media stories and what others were telling them. Although no one would admit to it. We went from 17,000 litres per day to 24,000 litres per day almost overnight nearly 30% sold was panic purchase.
Why everything you've heard about panic buying might be wrong