The phrase "to open the statements" means to take a look at or begin reading a written document containing official information or facts, usually in the form of financial records or statements. Full definition
The defense has yet to present any witnesses, but defense lawyers said in opening statements that their clients had no criminal intent. (news.lawreader.com)
The same will happen during opening statements at the hearing. (slaw.ca)
Floor consideration of a measure usually begins with opening statements by the floor managers, and often by other senators. (senate.gov)