condition	mean	min	max
4 h after light	16.52815	14.0183	19.038
8 h after light	16.212899999999998	15.7973	16.6285
12 h after light	14.9705	13.6813	16.2597
4 h after dark	28.7053	28.3305	29.0801
8 h after dark	21.4221	20.8431	22.0011
12 h after dark	24.14365	23.0716	25.2157