You can pick out any element or facet of the info from the list on the left, the central tag cloud, the timeline, map or Flight time slider below the map, deselect it by un-checking on the sidebar list or use your browser's back button. You can zoom into the map under Ireland or Europe or view the Details of the trips in a table.
The Gulfstream IV is used for long trips Learject for shorter trips to Europe and helicopters for internal flights.
Government aircraft travel of Irish ministers 2009 exhibited, mapped, timelined, listed and editable. Explanatory Blog Post
Passenger information source
St Patrick's Day travel GOV AIRCRAFT MINISTERS TRAVEL 2010
Ken Foxe
Estimated Cost per hour for Aircraft Source
Government of Ireland on Wikipedia