condition	mean	min	max
4 h after light	14.5058315	11.147657	17.864006
8 h after light	13.019501	12.259282	13.77972
12 h after light	14.089028	14.089028	14.089028
4 h after dark	14.256813000000001	13.050705	15.462921
8 h after dark	16.539036	15.40494	17.673132
12 h after dark	11.903891	11.903891	11.903891