condition mean min max 3 h after light 6.762106666666666 4.83984 7.83367 6 h after light 8.217596666666667 8.13142 8.28086 9 h after light 17.716633333333334 16.3654 19.4575 12 h after light 25.259545 3.70218 32.7235 3 h after dark 25.9866 23.7519 27.8377 6 h after dark 25.8282 24.3467 26.9229 9 h after dark 13.243 10.9203 15.866 12 h after dark 2.8385949999999998 2.54765 3.12954