How big is the ego?
How much lust does the person have? Anger? Pride? Envy? Fear? Gluttony? Greed? Laziness?
How much karma does the person have?
How many hours of daily meditation on the observed facts of defects, vices, and errors?
How profound is the meditation?
Can the person access Samadhi at will in order to see the ego clearly?
How deep and consistent is the self-observation?
How strong is the chastity?
How much energy is devoted daily to awakening consciousness?
How much energy is wasted every day?
How much sacrifice for others is the person doing every day?
How well does the person restrain egoistical impulses and instead act virtuously?
How much does the person lie? Tell the truth?
In synthesis, the answer depends on too many factors.
You can answer the question by discovering how much ego you can conquer each day.
"...a routine day of our life is just a small replica of the totality of our life."