condition mean min max 1 h after light 10.454247661499998 9.570120442999999 11.33837488 3 h after light 14.016870806666667 11.4391768 17.20762486 5 h after light 18.16390306 16.83531832 19.68154544 7 h after light 18.020776706666666 16.62296852 19.0794724 9 h after light 20.915672666666666 17.11788417 25.16847951 11 h after light 20.024554823333332 18.58805607 21.78608461 1 h after dark 19.411288323333334 15.32945865 23.23362979 3 h after dark 19.53136038 15.52368718 24.13363059 5 h after dark 16.879847806666668 16.49320068 17.45310944 7 h after dark 17.033569953333334 15.92485749 18.236253100000003 9 h after dark 17.212146773333334 16.19330478 18.2572967 11 h after dark 17.643489640000002 15.69693153 19.02884119