condition	mean	min	max
1 h after light	19.54383625	19.15880091	20.09534587
3 h after light	23.12286108	21.94153604	25.2722781
5 h after light	19.073482939999998	17.1156202	20.34647928
7 h after light	20.931832146666665	15.31678765	24.39259786
9 h after light	19.164230413333332	15.48705391	25.63694327
11 h after light	17.67086532	15.62321926	21.57961887
13 h after light	20.204802976666667	16.36586046	26.66134152
15 h after light	20.495053826666666	16.85543946	25.68652094
1 h after dark	17.344868053333332	16.807063199999998	18.11298336
3 h after dark	17.965373113333335	16.26725976	20.00654923
5 h after dark	14.6134539	13.12158644	16.980643
7 h after dark	17.97111071	17.19634246	18.67653721