condition mean min max 0 h after light 9.117375 8.81224 9.42251 2 h after light 7.669735 7.2174 8.12207 4 h after light 3.551875 3.44354 3.66021 8 h after light 1.70358 1.47019 1.93697 12 h after light 3.432685 2.88858 3.97679 2 h after dark 6.300045000000001 6.06866 6.53143 4 h after dark 5.50008 4.37792 6.62224 8 h after dark 5.1904699999999995 4.95587 5.42507 12 h after dark 9.311515 8.77153 9.8515