condition mean min max 0 h after light 0.1212966 0.0699432 0.17265 2 h after light 0.0 0.0 0.0 4 h after light 0.0210209 0.0 0.0420418 8 h after light 0.0206248 0.0 0.0412496 12 h after light 0.0887849 0.0402688 0.137301 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0977968 0.0799866 0.115607 8 h after dark 0.1580875 0.13529 0.180885 12 h after dark 0.0432384 0.0 0.0864768