condition mean min max 0 h after light 6.90165 6.77046 7.03284 2 h after light 4.289885 4.0457 4.53407 4 h after light 3.272125 2.5615 3.98275 8 h after light 2.692185 1.96269 3.42168 12 h after light 1.4967199999999998 1.08469 1.90875 2 h after dark 2.022335 1.59545 2.44922 4 h after dark 1.81055 1.36996 2.25114 8 h after dark 1.319334 0.901868 1.7368 12 h after dark 11.83895 10.3648 13.3131