As per the data, out of the 53,38,045 lakh vehicles that have been deregistered, 46 lakh were petrol vehicles, 4.15 lakh were diesel vehicles and 1.46 lakh were old CNG vehicles. As of January 31, 2022, the capital city had 13.4 million vehicles plying on the roads, out of which only 7.8 million were categorised as ‘active’.

from Times of India https://timesofindia.indiatimes.com/auto/policy-and-industry/scrap-it-or-lose-it-delhi-deregisters-53-lakh-old-vehicles-is-your-car-safe/articleshow/94965056.cms