You asked

Please disclose under FOI the costs of overseas travel and overseas expenses for the National Statistician for 2015-16.

We said

Thank you for your request. Please find a link to the business expenses claimed by the National Statistician and Directors General per quarter. The latest figures available for the National Statistician are for April to June 2016.

https://www.ons.gov.uk/aboutus/transparencyandgovernance/organisationdeclarations/businessexpensesclaimed