condition mean min max 4 h after light 3441.8543333333337 3164.914 3709.184 8 h after light 4408.827 3886.373 4920.348 12 h after light 2767.335666666667 2258.188 3520.5879999999997 16 h after light 3738.0636666666664 3044.921 4682.375 4 h after dark 3463.1220000000003 3293.6420000000003 3761.1020000000003 8 h after dark 2536.0823333333333 1903.384 3299.244