The number of teachers working in schools rose by 40,000 last week, new data shows.
Statistics released today by the Department for Education also reveal that the proportion of eligible schools open to at least one of the priority year groups was 78 per cent on 18 June, up from 67 per cent the previous week.
And the estimated attendance rate in open schools continued be highest among Year 6 pupils (42 per cent), followed by children in Reception (36 per cent) and Year 1 (33 per cent).
Compare: Two in three schools were open to more pupils on 11 June
Coronavirus: Reopening schools had more Y6 pupils back than infants
Data: Half of eligible schools opened more widely in week beginning 1 June
The new data shows that the number of teaching staff attending schools rose by 40,000 in just one week - from 200,000 on 11 June to 240,000 on 18 June.
Coronavirus: More teachers and pupils back at school
Meanwhile, the number of non-teaching staff in schools increased from 280,000 to 327,000.
Overall, the DfE estimates that 92 per cent of schools were open in some capacity on 18 June, the same as on 11 June.
And approximately 12.2 per cent of pupils (1,160,000) attended schools in England on that date, compared with 9.1 per cent (868,000) the previous week.