2022 May 2, 2022 April 4, 2022 February 7, 2022 January 10, 2022 2021 December 6, 2021 October 4, 2021 April 12, 2021 March 1, 2021 February 1, 2021 January 10, 2021 2020 December 7, 2020 November 2, 2020 October 5, 2020 AGM September 21, 2020 February 3, 2020 2019 December 2, 2019 November 4, 2019 October 7, 2019 AGM September 16, 2019 June 3, 2019 May 6, 2019 April 1, 2019 March 4, 2019 February 4, 2019 January 7, 2019 2018 December 3 2018 November 5 2018 October 1 AGM 2018 September 10 2018