Retention rates for all teachers by phase are not available.
Published statistics are available that show the retention rates for newly qualified teachers (not split by phase). The latest information is contained in the following table. It shows around 87 per cent of teachers continue in the profession following their first year of teaching (and this has been the case since 1996). Of the teachers who started teaching in 2011, 69 per cent were still teaching five years later.
Percentage of teachers in regular service in the state-funded schools sector in England after: 
Recorded In service by:
Number of newly qualified entrants entering service
These figures are derived from the Database of Teacher Records and November School Workforce Census and are published in table 8 from the statistical first release ‘School Workforce in England, November 2016’, available at the following web link:
 The percentage of teachers in service in anyone year will include those who may not have had continuous service to that year. For example, teachers could be in service for 3 consecutive years, miss a year, and then be in service in year 5 onwards after qualifying.
 Calendar year in which the teachers qualified.
 Financial year during which the teachers entered service.
 Newly qualified entrants in year x are defined as all teachers who qualified between November x-1 and November x and were in service in school year x/x+1.