example.csv

Email Address,Shift 1  (off Sa/Su),Shift 2  (off W/Th),Shift 3  (off Tu/W/Th),Shift 4  (off Sa/Su),Shift 5  (off Sa/Su),Shift 6  (off Sa/Su),Shift 7  (off F/Sa),Shift 8  (off Tu/W),Shift 9  (off F/Sa),Shift 10 (off Sa/Su),Shift 11 (off Tu/W/Th)
Alice@example.com,9,11,10,2,1,5,3,6,4,7,8
Bob@example.com,4,5,2,1,6,10,7,11,8,9,3
Charlie@example.com,11,10,9,1,2,3,4,5,6,7,8
David@example.com,4,11,9,2,1,7,5,10,6,3,8
Eliza@example.com,1,2,3,4,5,6,7,8,9,10,11
Francis@example.com,10,11,9,8,5,1,3,4,2,6,7
George@example.com,11,10,9,2,3,1,4,6,5,7,8
Harriet@example.com,6,9,10,1,2,7,3,8,4,5,11
Isaac@example.com,6,7,9,1,2,4,3,8,5,11,10
Justin@example.com,8,11,9,1,2,10,3,7,4,5,6
Kate@example.com,11,10,9,8,7,6,5,4,3,1,2