Food, chemical, and pharmaceuticals accounted for 74% of all production in Ireland in 2021, CSO data shows.
These three sectors had an aggregate net selling value (NSV) of €98.3 billion, while the remaining sectors reported a value of €34.8 billion.
The total value of products manufactured in Ireland in 2021 was €133.2 billion.
The pharmaceutical sector reported the highest NSV of €58.1 billion in 2021.
The top-ten industrial enterprises accounted for 49.2% of all production in Ireland in 2021.
The top-50 industrial enterprises here represented 73.5% of the overall NSV, with a value of €97.9 billion.
Statistician Eamonn Cleary said: “The value of products produced in Ireland increased by 4.7% to €133.2bn in 2021.
“However, it is worth noting that this was 1.1% less than the €134.6 billion which was produced in 2019, the last full calendar year before any restrictions arising out of the COVID-19 pandemic were introduced.”