What amount of avocado and olives are equivalent to 1 tablespoon of oil?

The fat serving of 1 tablespoon of oil (0.5 oz.) is equivalent to 2 oz. of avocado, ½ oz. of nuts or seeds, or 2 oz. of olives. You can also have 1 tablespoon (0.5 oz.) of tahini or nut butter.