condition mean min max 4 h after light 0.0191002 0.0140268 0.0241736 8 h after light 0.03061235 0.0 0.0612247 12 h after light 0.0198441 0.0 0.0396882 4 h after dark 0.010502966666666667 0.0 0.0315089 8 h after dark 0.021804033333333334 0.0 0.0654121 12 h after dark 0.05608443333333333 0.0 0.0913417