How many national high school records does Shana Woods currently hold based on the paragraph?

Shana Woods (born July 7, 1988 in Bellflower, California) is an American track and field athlete. She holds the current national high school record in the multiple event heptathlon, which she set while attending Long Beach Polytechnic High School in Long Beach, California. She has exhibited proficiency in a variety of events. While still a sophomore at Long Beach Poly, she joined her teammates, including senior Shalonda Solomon in setting national high school records in the 4 × 400 metres relay, 4 × 200 metres relay and indoor 4 × 400 metres relay. All those records still stand. The indoor record also counts as the current U.S. Junior record.

Shana Woods holds 4 national high school records currently