condition	mean	min	max
4 h after light	23.16103	18.198753	28.123307
8 h after light	30.392479	29.585084	31.199874
12 h after light	24.5022515	16.375365	32.629138
4 h after dark	15.856781	13.756044	17.957518
8 h after dark	14.620299499999998	12.062812	17.177787
12 h after dark	21.898491	21.898491	21.898491