condition mean min max 0 h after light 36.2853 34.842 37.7286 2 h after light 38.66175 33.7196 43.6039 4 h after light 31.5869 29.9125 33.2613 8 h after light 32.0181 27.5037 36.5325 12 h after light 54.09085 53.2 54.9817 2 h after dark 65.0184 63.9671 66.0697 4 h after dark 45.53425 40.7059 50.3626 8 h after dark 48.726600000000005 47.9446 49.5086 12 h after dark 39.48795 34.5481 44.4278