NIPS FOI 16:253 promotions and vacancies 2010 to September 2016

1  For each of the individual years between 2010 and 2016:a  The average rate of promotion (i.e. the time has taken to promote to the next grade) fromCPO to Main Grade officerMain grade officer to Senior officerSenior Officer to Head of UnitHead of Unit to Head of Functionb The percentage chance of promotion at each grade.c  How many vacancies there were available in each grade.d  How many of those promotions were internal to the NIPS.