Table 1.

Animal level variation in post-mortem fluke infection status across years (2011–2013) in Northern Ireland

Animal fluke status	2011	2012	2013	Total
No	311,891	316,109	300,465	928,465
(%)	75.20	78.63	75.15	76.32
Yes	102,862	85,905	99,347	288,114
(%)	24.80	21.37	24.85	23.68
Total	414,753	402,014	399,812	1,216,579