G 20 C1C L1C D1C S1C C1W L1W D1W S1W C2W L2W D2W S2W C2L SYS / # / OBS TYPES L2L D2L S2L C5Q L5Q D5Q S5Q SYS / # / OBS TYPES R 16 C1C L1C D1C S1C C1P L1P D1P S1P C2P D2P S2P C2C L2C SYS / # / OBS TYPES D2C S2C L2P SYS / # / OBS TYPES E 20 C1C L1C D1C S1C C6C L6C D6C S6C C7Q L7Q D7Q S7Q C8Q SYS / # / OBS TYPES L8Q D8Q S8Q C5Q L5Q D5Q S5Q SYS / # / OBS TYPES