condition	mean	min	max
1 h after light	19.178147453333334	16.88537306	20.37309111
3 h after light	16.7399444	14.32436815	18.92883808
5 h after light	17.739097063333332	15.69007109	19.78502886
7 h after light	15.460387296666667	13.47614364	16.65156795
9 h after light	18.14657237	14.97485004	22.23940941
11 h after light	17.419622306666668	12.92469152	21.07967711
13 h after light	21.92297388	21.12337804	22.50060419
15 h after light	20.27802975	16.20323326	22.39999191
1 h after dark	18.190560263333335	13.952164800000002	21.77870618
3 h after dark	18.443853223333335	17.44965841	20.25959091
5 h after dark	16.684856443333334	13.44223403	18.42399766
7 h after dark	19.62255924	17.77358186	21.73180187