You seem to be severely depressed. You should seek immediate attention from your physician. Depression can be cured - you just need to take the first step.
You seem to have moderate depression. Your symptoms are bad enough that they're effecting your everyday life. You would benefit greatly from professional help.
You aren't depressed, and you probably already knew that. Like everyone else, you have ups and downs. But unlike most people, you've mastered keeping your mood stable.