condition mean min max 3 h after light 2.2437389 0.0607948 5.3321 7 h after light 0.9997726 0.0624338 2.4184 11 h after light 1.1809733166666667 0.0 7.18084 2 h after dark 3.9909227583333333 0.0948681 12.7567 6 h after dark 2.92098875 0.149323 10.4188 10 h after dark 3.05569675 0.0 11.3792