condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.016200966666666667 0.0 0.0486029 12 h after light 0.061159075 0.0 0.149007 3 h after dark 0.0 0.0 0.0 6 h after dark 0.029381733333333337 0.0 0.0881452 9 h after dark 0.026544933333333336 0.0 0.0796348 12 h after dark 0.091508 0.0 0.183016