occurrence_decade_i - AtlasOfLivingAustralia/ala-dataquality Wiki
The decade for this record e.g. 1910
Decades are defined as beginning on the first day of the year ending in a 0 and ending on the last day of the year ending in 9, e.g. entering the decade as 1910 will provide records from 1 January 1910 to 31 December 1919.
Values range from 1630 - 2020 (ten year increments)