condition mean min max 2 h after light 0.132163 0.0 0.792978 6 h after light 0.46252933333333335 0.0 2.03589 10 h after light 0.0 0.0 0.0 14 h after light 0.4566783333333333 0.0 2.74007 18 h after light 0.20832916666666665 0.0 0.655747 2 h after dark 0.0 0.0 0.0