condition mean min max 3 h after light 0.06122375 0.0 0.469638 7 h after light 0.0 0.0 0.0 11 h after light 0.010884916666666668 0.0 0.130619 2 h after dark 0.04964983333333333 0.0 0.319975 6 h after dark 0.022171333333333335 0.0 0.266056 10 h after dark 0.12742175 0.0 0.719024