condition mean min max 0 h after light 2.31303 1.93286 2.6932 2 h after light 0.0 0.0 0.0 4 h after light 0.146664 0.0 0.293328 8 h after light 0.3084535 0.307867 0.30904 12 h after light 0.4508205 0.0 0.901641 2 h after dark 0.4889905 0.308076 0.669905 4 h after dark 1.1667665 0.895473 1.43806 8 h after dark 1.8152 1.6829 1.9475 12 h after dark 1.0935455 0.958281 1.22881