condition	mean	min	max
3 h after light	10.806243333333333	9.79573	12.1358
6 h after light	10.542866666666667	7.7655	13.4341
9 h after light	14.383393333333332	8.50798	18.3762
12 h after light	13.446585	7.12404	18.6856
3 h after dark	17.127	13.5842	21.5986
6 h after dark	17.0424	12.298	23.1783
9 h after dark	11.326623333333334	7.59967	16.2273
12 h after dark	9.18795	7.7778	10.5981