condition mean min max 3 h after light 22.5577 19.464 26.6648 6 h after light 20.7836 17.8023 23.1038 9 h after light 22.69793333333333 15.1258 30.208 12 h after light 25.923225 22.9045 30.9151 3 h after dark 28.2403 24.3992 30.6927 6 h after dark 40.763533333333335 33.8776 46.0183 9 h after dark 34.02596666666667 23.0464 45.2361 12 h after dark 30.988500000000002 30.9096 31.0674