condition mean min max 2 h after light 1.3211300000000001 1.00289 1.49761 6 h after light 1.104244 0.919642 1.22424 10 h after light 1.0598873333333334 0.838072 1.24956 2 h after dark 2.24542 2.00327 2.62024 6 h after dark 1.9051766666666667 1.67632 2.03324 10 h after dark 1.86999 1.48256 2.54335