condition	mean	min	max
0 h after light	27.658900000000003	26.4142	28.9036
4 h after light	6.844564999999999	6.07044	7.61869
8 h after light	7.513579999999999	7.26547	7.76169
4 h after dark	18.7226	17.4957	19.9495
8 h after dark	20.2934	18.2784	22.3084
12 h after dark	21.062350000000002	18.267	23.8577