condition	mean	min	max
4 h after light	2.7296300000000002	1.68399	3.77527
8 h after light	21.5319	19.0373	24.0265
12 h after light	22.71815	20.8373	24.599
4 h after dark	17.136333333333333	13.7944	22.9813
8 h after dark	13.228843333333334	9.41733	18.4638
12 h after dark	8.1108	7.99932	8.21538