condition mean min max 4 h after light 3.947366666666667 3.3394 4.542241000000001 8 h after light 2.5027056666666665 1.5072370000000002 3.246858 12 h after light 2.71128 1.45971 4.944907 16 h after light 3.9389123333333336 3.254394 4.714653 4 h after dark 3.8257879999999997 2.193939 4.858553 8 h after dark 4.001491333333334 1.8075009999999998 7.516710000000001