condition mean min max 2 h after light 0.23170883333333334 0.0 0.752771 6 h after light 0.1995235 0.0 0.490212 10 h after light 0.071777 0.0 0.430662 14 h after light 0.10226633333333333 0.0 0.317429 18 h after light 0.10204433333333333 0.0 0.339382 2 h after dark 0.0 0.0 0.0