condition	mean	min	max
1 h after light	17.397008253333333	14.08932115	20.01330142
3 h after light	15.20957883	11.10138532	19.38358495
5 h after light	18.943020216666667	17.63903366	20.66562048
7 h after light	19.998812043333334	16.66755094	24.0598467
9 h after light	16.580401186666666	12.98673247	19.20394684
11 h after light	15.952615603333333	12.52079491	18.09004336
13 h after light	17.608835603333333	13.82179971	22.20174869
15 h after light	15.45476014	15.2902422	15.63800419
1 h after dark	21.083756676666667	16.07880627	24.35872996
3 h after dark	19.182803516666667	15.43106039	23.35811657
5 h after dark	21.057918783333335	16.31667401	25.81057736
7 h after dark	21.257582163333332	19.21860029	24.33859858