ANSI88: Used for ANSI88 specification
ANSI92: Used for ANSI92 specification
ANSI95: Used for ANSI95 specification
TELCORDIA: Used for BELLCORE specification
ITU: Used for ITU specification
ITU97: Used for ITU97 specification
SINGAPORE: Used for SINGAPORE specification
Q767: Used for Q767 specification
NTT: Used for NTT specification
CHINA: Used for CHINA specification
ETSI: Used for ETSI specification
ETSIV3: Used for ETSI V3 specification
UK: Used for UK specification
SPIROU: Used for Spirou specification
RUSSIA: Used for Russia specification