condition	mean	min	max
1 h after light	9.9465616325	9.497332235	10.39579103
3 h after light	13.91247962	11.41461299	15.20168919
5 h after light	16.141369916666665	12.7896742	19.5397823
7 h after light	20.108865373333334	19.12811433	20.82711854
9 h after light	18.084552376666664	15.07310921	19.76000173
11 h after light	19.16253404	17.60902162	20.21757935
1 h after dark	19.3361832	17.75658944	21.4282076
3 h after dark	16.800567516666668	14.36940249	19.52389359
5 h after dark	19.97064457	19.1379229	21.05452159
7 h after dark	17.472504953333335	16.406594899999998	18.16137742
9 h after dark	16.581446553333333	16.11353341	17.31148668
11 h after dark	12.779216163333333	11.74993745	14.01780161