condition mean min max 1 h after light 6.0384825325 3.6348919680000003 8.442073097 3 h after light 6.599526631333333 4.317701434 8.872822668 5 h after light 14.963545863333332 11.21728243 18.17480018 7 h after light 10.325961969666666 8.495989869 11.45889183 9 h after light 16.555469193666667 8.168109461 27.11008324 11 h after light 17.794015213333335 17.03688734 19.2886337 1 h after dark 23.50249365333333 18.24898149 27.08328289 3 h after dark 15.323785743 4.9465622289999995 23.37819888 5 h after dark 12.740443857999999 7.374426344 17.52576092 7 h after dark 13.165682213666667 7.581934261000001 19.56114251 9 h after dark 6.419398515 5.040053083 8.056766706 11 h after dark 6.226111950333333 4.8595045589999994 8.489624691