Complex sentence: The "BRW Rich Families List" was first published in 2008 and in every year of its publication the Smorgon family has headed the list, with estimated wealth of A $2.74 billion in 2015 spread across seven branches of the family.
Split into simpler sentences: The "BRW Rich Families List" was first published annually between 2008 and 2015. In every year of its publication the Smorgon family has headed the list, with estimated wealth of A $2.74 billion in 2015 spread across seven branches of the family.