condition mean min max 0 h after light 1.201055 1.16919 1.23292 4 h after light 1.56843 1.31672 1.82014 8 h after light 2.558215 2.25504 2.86139 4 h after dark 2.118735 1.75958 2.47789 8 h after dark 1.5520800000000001 1.51514 1.58902 12 h after dark 1.27379 1.04471 1.50287