_id
SCHCD
AC_YEAR
C1_TB
C2_TB
C3_TB
C4_TB
C5_TB
C6_TB
C7_TB
C8_TB
C9_TB
C10_TB
C11_TB
C12_TB
C1_TG
C2_TG
C3_TG
C4_TG
C5_TG
C6_TG
C7_TG
C8_TG
C9_TG
C10_TG
C11_TG
C12_TG