Looking on the internet deeply has found these results:

I prefer to go in the early morning. is the most popular phrase on the web.

Some people like to go to the gym in the afternoon. 10 results on the web	I prefer to go in the early morning. 13 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	I prefer to go in the early morning, when it is still cool outside and you get a nice breeze at the top. As someone who hates gyms, I would much rather get fresh air �... Carmelo my dog LOVES the pizelle cookies and downs them whenever he gets the chance :) I prefer to go in the early morning hours before it is too busy. Dec 10, 2010 ... So I prefer to go in the early morning just before the balance of the great unwashed begin the daily crusade. Two and a half million of them a�...

Some people like to go to the gym in the afternoon.

10 results on the web

I prefer to go in the early morning.

13 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

I prefer to go in the early morning, when it is still cool outside and you get a nice breeze at the top. As someone who hates gyms, I would much rather get fresh air �...
Carmelo my dog LOVES the pizelle cookies and downs them whenever he gets the chance :) I prefer to go in the early morning hours before it is too busy.
Dec 10, 2010 ... So I prefer to go in the early morning just before the balance of the great unwashed begin the daily crusade. Two and a half million of them a�...