The Internet's Finest Tropical Fruit Discussion Forum!"All discussion content within the forum reflects the views of the individual participants and does not necessarily represent the views held by the Tropical Fruit Forum as an organization."
If you grew it from seed, it could take (many) years. I have a tree started from seed in 2014, the trunk is thicker than fence post, nothing but vegetative flushes, so far.
I assume the original posters tree is grafted since it says grafted.