Yes, your pool share can change every year and during the year. This depends on how often your property is available for rental and how much it contributes to the total rental pool. The rental pool can also become larger or smaller if more properties are added or owners stop renting out their properties.
You may be able to increase your pool share by investing in luxury features such as a hot tub, sauna, fencing, etc. This also takes into account owners who invest in their properties.
Read more on the page “Rentalpool“.