Your morning glucose levels indicate type 2 diabetes. Try not to
eat starchy foods or foods loaded with carbohydrates at night. They turn into
sugar after digestion. And no late snacking. The "throughout the day" has no meaning unless they were 2-3 hours after a meal. The sometimes of "192, 263" are high and entering the dangerously high zone.
The times to test are mornings before breakfast, before each lunch and dinner meals and 2-3 hours after each meal.