condition mean min max 4 h after light 0.01729435 0.0 0.0345887 8 h after light 0.10628785 0.0423637 0.170212 12 h after light 0.09749279999999999 0.0915066 0.103479 4 h after dark 0.12124805 0.0917531 0.150743 8 h after dark 0.2108505 0.149752 0.271949 12 h after dark 0.167118 0.133866 0.20037