condition mean min max 0 h after light 2.73345 2.54338 2.92352 4 h after light 31.09185 25.1833 37.0004 8 h after light 76.86545000000001 75.104 78.6269 4 h after dark 15.335349999999998 13.1474 17.5233 8 h after dark 8.866925 8.25905 9.4748 12 h after dark 3.98344 3.45741 4.50947