condition mean min max 0 h after light 19.92295 13.0917 26.7542 2 h after light 9.732165 7.28173 12.1826 4 h after light 12.4923 9.8852 15.0994 8 h after light 13.37735 10.0092 16.7455 12 h after light 22.505 22.2106 22.7994 2 h after dark 17.040499999999998 15.0239 19.0571 4 h after dark 18.798000000000002 10.9091 26.6869 8 h after dark 34.21305 23.7435 44.6826 12 h after dark 13.19865 10.8198 15.5775