condition mean min max 1 h after light 4.4286278365000005 3.417900158 5.439355515 3 h after light 8.430061672999999 4.256437879 10.62440474 5 h after light 15.462517056666666 11.73777174 21.05162076 7 h after light 19.496064933333333 15.08745971 22.26159661 9 h after light 31.815536853333334 20.90263552 40.10711992 11 h after light 31.872268663333333 29.56462366 33.66940349 1 h after dark 37.27611849 31.99092101 43.1160194 3 h after dark 30.99272894 22.72411605 39.47785252 5 h after dark 21.461123086666667 18.92040625 25.82106038 7 h after dark 16.46083094 15.45366951 18.16242211 9 h after dark 16.114473723333333 14.65091711 17.53652822 11 h after dark 17.2357264 15.38141532 19.76509874