condition	mean	min	max
3 h after light	23.409	19.3883	26.9223
6 h after light	19.989933333333333	14.943	23.6806
9 h after light	18.9122	16.9898	21.2781
12 h after light	20.93665	17.6283	26.8771
3 h after dark	25.7863	24.2057	28.4461
6 h after dark	23.2443	20.613	25.2527
9 h after dark	21.360133333333334	18.7311	25.2885
12 h after dark	23.1509	20.4041	25.8977