The Central Bank publishes the level of outstanding SME debt through the statistical release "Trends in Business Credit and Deposits: Q2 2015", which indicates that total loans by resident credit institutions to Irish resident SMEs was €50.6 billion at end-June 2015. This publication is available on the Central Bank website at: http://www.centralbank.ie/polstats/stats/cmab/pages/businesscredit.aspx
Although the Central Bank do not publish data specifically around SME arrears, the publication "SME Market Report 2015 H1" reports on SME default numbers (as per the Basel II definition of default). This publication is available on the Central Bank website at: http://www.centralbank.ie/publications/Documents/SME%20Market%20Report%202015H1.pdf.