condition	mean	min	max
1 h after light	20.25041547	18.19300041	22.30783053
3 h after light	17.6643899	9.13042741	27.40580089
5 h after light	18.90325821333333	11.34223371	25.18353873
7 h after light	20.559200953333335	14.65046576	26.23435873
9 h after light	20.887687243333335	16.92658523	25.65735825
11 h after light	16.091443433333332	13.47251675	19.45937866
13 h after light	17.754295073333335	12.63275888	27.64474207
15 h after light	14.977630063333333	13.1890271	17.51563207
1 h after dark	17.10296924	14.13665688	20.28076331
3 h after dark	15.246515056666667	13.42460359	18.84261315
5 h after dark	14.077601473333333	11.78609217	16.93827268
7 h after dark	14.049161826666666	12.32732598	16.38159884