condition mean min max 4 h after light 3436.8333064999997 3377.654611 3496.012002 8 h after light 3633.615377 3475.757849 3791.472905 12 h after light 3924.204873 3471.430018 4376.979728 4 h after dark 4317.253671 3922.595804 4711.911538 8 h after dark 4434.47277 3982.870319 4886.075221 12 h after dark 3653.054862 3653.054862 3653.054862