condition	mean	min	max
0 h after light	13.4483	13.4363	13.4603
4 h after light	17.8535	17.3228	18.3842
8 h after light	21.71405	20.0973	23.3308
4 h after dark	27.110300000000002	22.7114	31.5092
8 h after dark	17.75965	16.885	18.6343
12 h after dark	18.79935	16.7043	20.8944