condition mean min max 4 h after light 4.02899 3.48826 4.56972 8 h after light 5.170310000000001 5.08018 5.26044 12 h after light 8.898655 5.74011 12.0572 4 h after dark 7.691386666666666 5.21807 10.2249 8 h after dark 10.648233333333334 9.4265 11.3336 12 h after dark 9.415203333333334 8.14986 11.1744