condition mean min max 2 h after light 193.537435 8.53671 420.881 6 h after light 331.76885 79.6701 852.622 10 h after light 111.12381666666667 34.3407 239.507 14 h after light 152.34248333333335 17.4209 535.782 18 h after light 230.99455 30.3943 455.617 2 h after dark 273.54468333333335 16.0631 558.882