condition mean min max 2 h after light 0.459223 0.0 0.903855 6 h after light 1.0559676666666666 0.233426 2.32055 10 h after light 0.9817016666666667 0.165405 2.01829 14 h after light 1.247309 0.567172 3.31435 18 h after light 0.7251928333333333 0.0 1.86859 2 h after dark 0.702219 0.373425 1.64097