Review: Lease cost recognized in our consolidated statements of operations is summarized as follows (in millions):
 Year Ended December 31,
2020 2021 2022
Operating lease cost $ 5,019 $ 7,199 $ 8,847 
Finance lease cost:
Amortization of lease assets 8,452 9,857 6,097 
Interest on lease liabilities 617 473 361 
Finance lease cost 9,069 10,330 6,458 
Variable lease cost 1,238 1,556 1,852 
Total lease cost $ 15,326 $ 19,085 $ 17,157 
Other information about lease amounts recognized in our consolidated financial statements is as follows:
 December 31, 2021 December 31, 2022
 
Weighted-average remaining lease term – operating leases 11.3 years 11.6 years
Weighted-average remaining lease term – finance leases 8.1 years 10.3 years
Weighted-average discount rate – operating leases 2.2 % 2.8 %
Weighted-average discount rate – finance leases 2.0 % 2.3 %