condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 1.3064566666666666 0.0 3.91937 9 h after light 1.2278900000000001 0.0 3.68367 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0