{"mainData":[[{"mdate":"2026-06","s_range":"6","min":"51.04","max":"68.06","avg_iv":"68.06","code":"17863"}],[{"mdate":"2026-07","s_range":"5","min":"39.22","max":"41.65","avg_iv":0,"code":null}],[{"mdate":"2026-08","s_range":"2","min":"37.80","max":"44.00","avg_iv":"42.55","code":"22345"},{"mdate":"2026-08","s_range":"6","min":"43.45","max":"44.95","avg_iv":"44.46","code":"25582"}],[{"mdate":"2026-09","s_range":"5","min":"39.95","max":"44.17","avg_iv":0,"code":null}],[{"mdate":"2026-10","s_range":"6","min":"43.03","max":"48.18","avg_iv":0,"code":null}],[{"mdate":"2026-11","s_range":"3","min":"41.42","max":"43.23","avg_iv":0,"code":null},{"mdate":"2026-11","s_range":"6","min":"41.35","max":"42.95","avg_iv":0,"code":null}],[{"mdate":"2026-12","s_range":"2","min":"42.97","max":"42.97","avg_iv":0,"code":null},{"mdate":"2026-12","s_range":"5","min":"43.36","max":"43.36","avg_iv":0,"code":null},{"mdate":"2026-12","s_range":"6","min":"43.25","max":"46.08","avg_iv":0,"code":null}],[{"mdate":"2027-02","s_range":"4","min":"40.39","max":"42.48","avg_iv":0,"code":null},{"mdate":"2027-02","s_range":"5","min":"44.05","max":"44.05","avg_iv":"44.05","code":"29980"},{"mdate":"2027-02","s_range":"6","min":"46.08","max":"46.08","avg_iv":0,"code":null}],[{"mdate":"2027-03","s_range":"6","min":"47.67","max":"47.67","avg_iv":0,"code":null}]]}