Details of ‘non-disclosure’ or ‘confidentiality’ agreements signed between MPs and MPs' staff

Under the Freedom of Information Act, I request:

1. The total number of ‘non-disclosure’ or ‘confidentiality’ agreements signed between MPs and MPs' staff following termination of employment broken down by:

• Parliament 

• Political party

2. The amount of any settlement reached in the above years as both a total figure per party and a figure for each individual instance.