condition mean min max 4 h after light 141.685585 37.677575 245.693595 8 h after light 227.19919399999998 144.30898 310.089408 12 h after light 203.4150345 190.982628 215.847441 4 h after dark 142.156941 75.206846 209.107036 8 h after dark 86.38666 37.734146 135.039174 12 h after dark 76.002922 76.002922 76.002922