condition mean min max 0 h after light 9.502835000000001 8.48187 10.5238 2 h after light 3.41174 2.30426 4.51922 4 h after light 5.38492 5.07306 5.69678 8 h after light 6.1484000000000005 5.49326 6.80354 12 h after light 16.84215 15.305 18.3793 2 h after dark 24.4975 22.2063 26.7887 4 h after dark 24.30775 22.6603 25.9552 8 h after dark 19.46235 15.8464 23.0783 12 h after dark 12.3603 11.2164 13.5042