And yet most of the audience probably believes this is correct

The actual number, available at an instant, has dropped to around 800,000 a year.   (Even less on CDC numbers.)

Update:  an important reminder about Roe, and how Right wing politics has changed:

Roe vs. Wade was decided with a 7-2 vote, and not along partisan lines. Those who ruled in favor were as follows, with the president who nominated them and the party of that president indicated in parentheses:

• Harry Blackmun (Nixon, R)
• Lewis Powell (Nixon, R)
• Warren Burger (Nixon, R)
• William Brennan (Eisenhower, R)
• Potter Stewart (Eisenhower, R)
• Thurgood Marshall (LBJ, D)
• William Douglas (FDR, D)

Those who dissented on Roe vs. Wade:

• Byron White (Kennedy, D)
• William Rehnquist (Nixon, R)