week 1, class 1
week 1, class 2
week 2, class 1
week 2, class 2
week 3, class 1
week 3, class 2
week 4, class 1
week 4, class 2
week 5, class 1
week 6, class 1
week 6, class 2
week 7, class 1
week 7, class 2
week 8, class 1
week 8, class 2
week 9, class 1
week 9, class 2
week 10, class 1
week 10, class 2