Table 2. General descriptors of farm type and farm size.

Farm type	Number of farms	% of participating farms	Median farm size (range)
Conventional (Barn egg)	79	52.3	33,696 (1,000–239,000)
Free range	34	22.8	24,410 (900–117,000)
Enriched cages	8	5.3	97,693 (648–180,000)
Enriched colony system	6	3.9	182,600 (66,000–383,000)
Organic	22	14.5	11850 (500–32,800)
Missing information	2	1.3	n.a.
Total	151	100	28,750 (500–383,000)