condition	mean	min	max
0 h after light	23.81015	22.9071	24.7132
4 h after light	14.32095	12.6803	15.9616
8 h after light	16.79135	16.3675	17.2152
4 h after dark	24.22405	23.1467	25.3014
8 h after dark	22.76465	22.6691	22.8602
12 h after dark	16.76125	15.8153	17.7072