date,gap
2024-12-20,no strikes within 1500 of spot (mid=23847.45)
2024-12-23,no strikes within 1500 of spot (mid=23752.6)
2024-12-24,no strikes within 1500 of spot (mid=23784.55)
2024-12-26,no strikes within 1500 of spot (mid=23749.45)