condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.6079224999999999 0.606767 0.609078 12 h after light 0.0 0.0 0.0 2 h after dark 0.30359 0.0 0.60718 4 h after dark 0.283424 0.0 0.566848 8 h after dark 0.0 0.0 0.0 12 h after dark 0.2098505 0.0 0.419701