2.1.456 Section 12.2, Number Format 2.1.457 Section 12.2.1, Prefix and Suffix 2.1.458 Section 12.2.2, Format Specification 2.1.459 Section 12.2.3, Letter Synchronization in Number Formats 2.1.460 Section 12.3, Change Tracking Metadata 2.1.461 Section 12.4, Event Listener Tables 2.1.462 Sectio...