Year Number of visitors 2019/20 More than 7 million visitors, From 29 October 2019 to 15 March 2020, 146 days( Closed early due to Covid19 outbreak instead of 4th April).[5][6] 2018/19 7 million visitors, From 30 October 2018 to 13 April 2019, 166 days.[7] 2017/18 5.6 million visitors, From 1 November 2017 to 7 April 2018, 157 days.[8] 2016/17 From 1 November 2016 to 8 April 2017, 158 days.