condition mean min max 3 h after light 1.143917 0.276991 2.13862 6 h after light 20.387 14.6679 28.5037 9 h after light 64.5703 62.5699 66.8995 12 h after light 40.97096175 0.315647 57.6106 3 h after dark 35.253433333333334 32.42 40.1099 6 h after dark 8.20229 7.40124 9.44821 9 h after dark 0.956588 0.355113 1.86693 12 h after dark 0.7949014999999999 0.764797 0.825006