Introduction
The CSO Standard Quarterly Time Periods Classification (TXT 1KB) is a classification of quarters of a calendar year. The CSO Classifications Board approved this classification on May 6th 2004.
Classification
This is a flat classification consisting of 5 categories, each with a 1-digit code.
Further Information
Further information on this classification may be obtained from:
Classifications and Standards Section
Central Statistics Office
Cork
e-mail:classifications@cso.ie