condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.05478265 0.0540023 0.055563 4 h after dark 0.02691005 0.0 0.0538201 8 h after dark 0.02710565 0.0 0.0542113 12 h after dark 0.02666155 0.0 0.0533231