condition mean min max 0 h after light 17.20095 17.1677 17.2342 2 h after light 16.30695 14.8769 17.737 4 h after light 18.552349999999997 18.3769 18.7278 8 h after light 23.82875 23.2769 24.3806 12 h after light 33.533100000000005 31.8403 35.2259 2 h after dark 34.8647 29.8265 39.9029 4 h after dark 31.778850000000002 27.838 35.7197 8 h after dark 31.3053 30.3883 32.2223 12 h after dark 24.45965 23.8345 25.0848