Thanks for posting your query.
First of all, just by motility alone we cannot say whether the quality of semen is good or bad. There are many parameters both macroscopic and microscopic.
Regarding your sperm motility
, you mentioned about after 3 hours and six hours. What about just after liquefaction or after an hour. Active motility is considered to be good if it is more than 60%. After 3 hours it may be a little low, but 10% active motility is considered to be low. It may be due to various causes like infection, varicocele
, defective seminal vesicle
Full report may help to interpret in a better way.