condition	mean	min	max
4 h after light	7.560585	7.35381	7.76736
8 h after light	12.56865	11.77	13.3673
12 h after light	8.349454999999999	8.11636	8.58255
4 h after dark	7.1573	6.84527	7.7705
8 h after dark	7.048783333333334	6.55469	7.86657
12 h after dark	9.322133333333333	7.79551	10.5304