.
109675 non-null uint8 25 month_4 109675 non-null uint8 26 month_5 109675 non-null uint8 27 month_6 109675 non-null uint8 28 month_7 109675 non-null uint8 29 month_8 109675 non-null uint8 30 month_9 109675 non-null uint8 31 month_10 109675 non-null uint8 32 month_11 109675 non-null uint8 33 month_12