What is the difference between Primary and Secondary Bonuses under the Commission Summary?

Primary Bonuses are your monthly bonuses. Primary Bonuses are calculated by month and will be listed as periods 1-12. For example: Period 1=January, Period 2=February. Primary Bonuses include Unilevel/Royalty, Matching, Elite Pool and Fast Start Bonus Pool. Secondary Bonuses are weekly bonuses. They will be listed as 1-52 depending on the week. Secondary Bonuses include the Fast Start Bonus and Infinite Fast Start Bonus.