Information regarding contractors that were previously employees at the Ministry

Details of the request

Since 2018: How many individual contractors did the ministry hire that were previous employees of the ministry?  Please provide the following additional information: 

1. A breakdown including: past employees within previous six months; within previous year; within previous two years; over two years                                       
2. Contract start and end date 
3. Contract price        
4. A brief summary of the work produced by each contractor              
5. Please explain the relationship between past experience at the ministry and contract work done.