condition mean min max 4 h after light 1.342285 1.05958 1.62499 8 h after light 3.6769999999999996 3.12215 4.23185 12 h after light 5.568115 5.30169 5.83454 4 h after dark 7.625215 7.3885 7.86193 8 h after dark 6.652395 6.38257 6.92222 12 h after dark 4.136955 3.8363 4.43761