top users for each year group are:
Year 1: Emily C-M, Isla D-C, Evie P
Year 2: Jessica H, Lily L, Giulia M
Year 3: Arnold A, Amelia E, Daniel P
Year 4: Alec-Maximus D, Sunainah T, Jenna M-W
Year 5: Alyssa H, Megan YTL, Alisha P
Year 6: Inayah S, Elna T, Ruby H