condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.01488745 0.0 0.0297749 12 h after light 0.01734895 0.0 0.0346979 4 h after dark 0.0 0.0 0.0 8 h after dark 0.03389266666666667 0.0 0.101678 12 h after dark 0.060133933333333334 0.0 0.119552