condition mean min max 4 h after light 11.524462 10.933964 12.11496 8 h after light 11.277064 11.093399 11.460729 12 h after light 11.1565965 10.893591 11.419602 4 h after dark 11.570547000000001 10.951784 12.18931 8 h after dark 12.1742895 11.460729 12.88785 12 h after dark 11.460729 11.460729 11.460729