condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.07632066666666666 0.0 0.228962 8 h after dark 0.009784166666666667 0.0 0.0293525 12 h after dark 0.0 0.0 0.0