Less than 30,000 booster doses daily in December.
Active cases, which rose by nine in a day, comprised 0.03 per cent of the total infections, while the national Covid recovery rate was 98.75 per cent, the health ministry said.
The overall Air Quality Index (AQI) of Delhi stood at 398 at 11 am, worsening from 357 at 4 pm on Friday. It was 354 on Thursday, 271 on Wednesday, 302 on Tuesday and 312 on Monday (Diwali).
The country's COVID-19 death toll has climbed to 5,24,641, with five latest fatalities reported from Kerala, the ministry data updated at 8 am stated.