QC  1, 4-8, 10‑16, 18, 19, 21‑25  20
XBJI  1-4, 6, 7, 10‑13, 15, 16, 17‑25  20
LHQWC  1, 2, 4-7, 11‑16, 18, 19, 21‑25  19
SFI  1-4, 6, 10‑13, 15, 16, 18‑25  19
SMI