condition mean min max 4 h after light 0.7518050000000001 0.585155 0.918455 8 h after light 1.3924050000000001 1.24625 1.53856 12 h after light 0.8448045 0.788567 0.901042 4 h after dark 1.445658 0.801274 1.90076 8 h after dark 1.1920936666666666 0.282592 2.30335 12 h after dark 0.8517156666666666 0.582221 1.06846