[quote=Raineh Daze]
If the average number of gifts is greater than one, then calling them rare is misleading, is it not? XD
[/quote]

That is because you can have multiple gifts.

Each individual rarity is quite rare, with some of the gifts only topping out at 6-10% chance of actually occuring. They are, actually rare individually. The more common gifts are around 15% chance of occurring.