condition mean min max 2 h after light 0.308965 0.0 1.04934 6 h after light 0.15058575 0.0 0.361432 10 h after light 0.25503313333333333 0.0 1.02415 14 h after light 0.5221850333333333 0.0880392 1.00719 18 h after light 0.2771305 0.091677 0.79543 2 h after dark 0.44030433333333335 0.141902 0.896515