condition mean min max 1 h after light 9.464225065 8.20296038 10.72548975 3 h after light 13.123051066666667 10.77410838 14.97234181 5 h after light 13.958594877333333 9.781131672 17.00323215 7 h after light 18.40333745 16.37899323 20.72378895 9 h after light 17.921175813333335 12.90043445 22.3493301 11 h after light 20.074856176666668 19.01331021 21.15192587 1 h after dark 22.755875143333334 20.4392782 27.364881 3 h after dark 24.3967183 18.70977145 28.18664394 5 h after dark 19.98227751 16.94301524 21.62332143 7 h after dark 19.73785180333333 16.87559525 22.96143608 9 h after dark 20.867129986666665 19.625986899999997 22.01332166 11 h after dark 19.654571123333334 15.85468964 22.8859038