condition mean min max 4 h after light 3.6389413333333334 2.764992 4.775073 8 h after light 5.444377 4.151997 6.864024000000001 12 h after light 4.880029 3.263163 6.707263 16 h after light 3.698592 2.602562 5.320823000000001 4 h after dark 7.077978333333333 4.3064 9.943324 8 h after dark 6.707837 4.493978 9.169134