condition	mean	min	max
1 h after light	18.19722724	16.78565637	19.60879811
3 h after light	20.198730943333334	18.02118421	21.89179551
5 h after light	20.236070556666668	17.61382176	21.64358914
7 h after light	18.744883533333333	17.37360066	20.79277837
9 h after light	19.824275266666668	19.65470508	20.07911825
11 h after light	18.090637276666666	16.47247259	18.92973872
13 h after light	18.288984153333335	17.37079913	19.04732229
15 h after light	19.43596562	18.34711195	21.30695292
1 h after dark	19.00376957	16.84151272	20.20620168
3 h after dark	18.58508462	17.51591135	20.03238378
5 h after dark	18.319468989999997	17.33915483	19.58705606
7 h after dark	17.53853395666667	15.68476843	20.10946268