Have you read about Malcolm Gladwell's 10-000 hour rule? Did you know that was an exaggeration? There is no such thing as a magical 10-000 hour rule to mastery. It can take you anywhere from 300 to 100,000 hours of practice before you become world class.
The key isn't how much you practice, it's how well you practice. You should be doing deliberate practice to get better at your skills. So read this short e-book to learn about deliberate practice and become extraordinary at your craft today :)