condition mean min max 0 h after light 20.81955 18.8436 22.7955 2 h after light 13.0138 12.9948 13.0328 4 h after light 11.770354999999999 9.24251 14.2982 8 h after light 16.48505 16.3188 16.6513 12 h after light 41.286699999999996 40.482 42.0914 2 h after dark 50.0212 49.7683 50.2741 4 h after dark 38.337599999999995 33.7459 42.9293 8 h after dark 38.80765 30.9412 46.6741 12 h after dark 25.284 24.4064 26.1616