condition mean min max 3 h after light 0.422362 0.0 1.10379 6 h after light 1.1586316666666667 0.658175 1.60183 9 h after light 1.040989 0.547457 1.49102 12 h after light 0.9944513333333334 0.725066 1.31777 3 h after dark 0.955308 0.600279 1.52082 6 h after dark 0.8860586666666667 0.142484 1.74861 9 h after dark 2.0186200000000003 1.46462 3.05777 12 h after dark 1.34459 1.11748 1.72862