condition mean min max 4 h after light 0.0490847 0.0 0.0981694 8 h after light 0.0792516 0.0704982 0.088005 12 h after light 0.2870477 0.0862924 0.487803 4 h after dark 0.2702193333333333 0.0 0.550192 8 h after dark 0.30893633333333337 0.152362 0.590099 12 h after dark 0.28772033333333336 0.0 0.482625