Start date 05 Aug 2019 09 Sep 2019 14 Oct 2019 18 Nov 2019 Duration 5 weeks 6 weeks 7 weeks 8 weeks (2 months) 9 weeks 10 weeks 11 weeks 12 weeks 13 weeks (3 months) 14 weeks 15 weeks 16 weeks 17 weeks (4 months) 18 weeks 19 weeks 20 weeks 21 weeks (5 months) 22 weeks 23 weeks 24 weeks 25 weeks 26 weeks (6 months) 27 weeks 28 weeks 29 weeks 30 weeks (7 months)