Country	Food type	Sampling year	Sampling strategy	No of samples	LOD μg/kg	LOQ μg/kg	% pos.	Mean μg/kg	Min. μg/kg	Max. μg/kg	Reference	Considered in the exposure assessment
Slovak Republic	Complete feedingstuff (poultry)	2003–2004	Random	50	0.3	nr	20.0	3.6	nr	nr	Labuda et al. (2005)	Yes
Germany	Maize (corn)	2000–2001	Random	41	14	28	4.9	49	nr	nr	Schollenberger et al. (2006)	Yes
	Maize by‐products	2000–2001	Random	13	14	28	7.7	21	nr	nr		No
Germany	Maize silage	2000–2001	Random	18	14	28	6	nr	nr	64	Schollenberger et al. (2005)	Yes
	Maize kernels	2000–2001	Random	24	14	28	4	nr	nr	21		Yes
Germany	Oat grains	2009	Random	17	0.33	0.89	100	1.19	< LOD	8.05	Gottschalk et al. (2009)	Yes
Italy	Complete feedingstuff (fattening pigs)	2003–2004	Random	7	20	nr	29	612	< LOD	nr	Dall'Asta et al. (2004)	No

LOD: limit of detection; LOQ: limit of quantification; nr: not reported.