Explain Query (mysql)

EXPLAIN SELECT COUNT(DISTINCT product_id) FROM `product_stats` WHERE date BETWEEN SUBDATE(CURDATE(), INTERVAL 14 DAY) AND CURDATE() AND qty_sold > 0
id select_type table partitions type possible_keys key key_len ref rows filtered Extra
1 SIMPLE product_stats range product_stats_ibfk_1, idx_date, product_stats_date_category, qty_sold product_stats_date_category 4 69128 31.54 Using index condition; Using where; Using MRR