Simplify the following text for a Grade 7 native English-speaking person.
Original: Ivan is the named storm with the highest ACE ever in the Atlantic , only behind the 1899 San Ciriaco hurricane .
Simplified: Ivan got an ACE total at 70.38 with is the second highest for an Atlantic hurricane , second only to the 1899 Hurricane San Ciriaco , which had 73.57 .