Their numbers have dwindled over the centuries from 16 to only 5. Today, an attempt is being made to recreate the statues in their prime, with modern materials.
All sixteen statues are standing to this day.  
mnli hypothesis: All sixteen statues are standing to this day.   premise: Their numbers have dwindled over the centuries from 16 to only 5. Today, an attempt is being made to recreate the statues in their prime, with modern materials.