condition mean min max 1 h after light 12.97290424 12.41092385 13.53488463 3 h after light 15.723904903333334 13.89992995 17.72906803 5 h after light 18.861374703333333 17.53446775 20.99384317 7 h after light 19.902511943333334 18.66852992 21.16316256 9 h after light 23.33462948 22.9788887 23.73349158 11 h after light 22.168539473333333 20.05933245 25.05399731 1 h after dark 16.900438073333333 15.02527949 19.48050497 3 h after dark 18.078316103333336 14.84579691 20.32060377 5 h after dark 15.18873425 14.06178766 15.98581263 7 h after dark 16.080818733333334 14.56211166 18.31008408 9 h after dark 13.987151859999999 12.23825799 15.44794503 11 h after dark 14.38070823 13.61477759 15.22365722