Some people has never said the word. And you should even have to request for them too. Some people can't even hear the word. But through sign langauage they get it to you.
Some people thinks it's said to much. But to many in this world. It's not said enough.
So, how many times can you say, I love you? Ask me? And I'll say as many times you wants too.
It all depends upon you. Cause just like love. Saying it is limitless.