YearPeriod
YearPeriod is a concept used in various contexts to represent a duration of time spanning one or more full calendar years. It is distinct from a specific date or a month, as it encapsulates an entire year or a sequence of consecutive years. This can be useful for tracking historical events, financial cycles, or long-term trends.
In database systems and data analysis, YearPeriod might be used as a data type or a filter
The definition of a YearPeriod is typically anchored to the Gregorian calendar, but specific implementations might