condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.2633119 0.0312437 0.588194 12 h after light 0.5272576666666666 0.278663 0.906774 4 h after dark 0.319186 0.0 0.570049 8 h after dark 0.0024979533333333334 0.0 0.00426774 12 h after dark 0.025073736666666666 0.0 0.0715851