To ask the Scottish Executive how many employees are normally on duty at the Seafield Wastewater Treatment Works from (a) 8 am to 8 pm Monday to Friday, (b) 8 pm to 8 am Monday to Friday, (c) 8 pm on Friday to 8 am on Saturday, (d) 8 am to 8 pm on Saturday and Sunday and (e) 8 pm on Sunday to 8 am on Monday, and how many will be employed at these times in the weeks beginning Monday 19 and 26 March and 2 April. I refer the member to the answer to question S4W-06226 on 27 March 2012.