28 January 2026 - Condition Survey
5-7 November 2024 - Condition Survey
30 November - 08 December 2023 - Condition Survey
1-2 November 2022 - Condition Survey
14 October 2021 - Condition Survey
23-24 November 2020 - Condition Survey
27 December 2019 - Condition Survey
06 June 2019 - Condition Survey
23 May 2018 - Condition Survey
07 November 2017 - Condition Survey
02 November 2016 - Condition Survey
05 November 2014 - Condition Survey
25 September 2012
20-21 June 2011
26, 27 &29 May 2009
16&19 May 2008
31 May 2007
7-8 February 2006
4-5 May 2005
4-5 May 2004
10, 14 May 2002