Interest expense on our debt and finance lease obligation decreased $2.4 million in the first nine months of 2022 as compared to the same period in 2021 primarily due to our 2022 and 2021 debt transactions, including our partial repayments of the senior notes and term loans in February 2022 and December 2021, respectively, and the assignment of the loan secured by the Embassy Suites La Jolla to the hotel’s buyer in December 2021. In addition, interest expense on our finance lease obligation decreased due to our sale of the Hyatt Centric Chicago Magnificent Mile in February 2022. These decreases were partially offset by increased interest due to our second quarter 2022 draws on our credit facility and the additional amounts borrowed under our term loans in July 2022, as well as increased interest on our variable rate debt.
Noncash changes in the fair market value of our derivatives caused interest expense to increase $0.6 million and to decrease $0.7 million in the third quarter and first nine months of 2022, respectively, as compared to the same periods in 2021.
The amortization of deferred financing costs caused interest expense to decrease $0.1 million and $0.3 million in the third quarter and first nine months of 2022, respectively, as compared to the same periods in 2021.
Our weighted average interest rate per annum, including our variable rate debt obligation, was approximately 4.4% and 3.8% at September 30, 2022 and 2021, respectively. Approximately 42.4% and 70.5% of our outstanding notes payable had fixed interest rates at September 30, 2022 and 2021, respectively.
Gain on sale of assets. Gain on sale of assets totaled zero and $22.9 million for the three and nine months ended September 30, 2022, respectively, and zero for both the three and nine months ended September 30, 2021. In the first nine months of 2022, we recognized an $11.3 million gain on the sale of the Hyatt Centric Chicago Magnificent Mile and an $11.6 million gain on the combined sale of the Embassy Suites Chicago and the Hilton Garden Inn Chicago Downtown/Magnificent Mile.
(Loss) gain on extinguishment of debt, net. (Loss) gain on extinguishment of debt, net totaled a loss of $0.8 million and a gain of $0.1 million for the three months ended September 30, 2022 and 2021, respectively. During the third quarter of 2022, we recognized a loss of $0.8 million related to lender fees and the write-off of deferred financing costs associated with our July 2022 Amended Credit Agreement. During the third quarter of 2021, we recognized a gain of $0.1 million associated with the assignment of the Hilton Times Square to the hotel’s mortgage holder due to reassessments of the potential employee-related obligations currently held in escrow.
(Loss) gain on extinguishment of debt, net for the nine months ended September 30, 2022 totaled a loss of $1.0 million as compared to a gain of $0.4 million for the nine months ended September 30, 2021. During the first nine months of 2022, we recognized a loss of $1.0 million related to lender fees and the write-off of deferred financing costs associated with our July 2022 Amended Credit Agreement and the February 2022 repayments of a portion of our senior notes. During the first nine months of 2022 and 2021, we recognized a nominal gain and $0.4 million, respectively, associated with the assignment of the Hilton Times Square to the hotel’s mortgage holder due to reassessments of the potential employee-related obligations currently held in escrow.
Income tax benefit (provision), net. We lease our hotels to the TRS Lessee and its subsidiaries, which are subject to federal and state income taxes. In addition, we and the Operating Partnership may also be subject to various state and local income taxes.
During the three and nine months ended September 30, 2022, we recognized net current income tax benefits of $0.3 million and $0.1 million, respectively. In September 2022, we recognized a state tax credit of $0.4 million associated with solar improvements at the Wailea Beach Resort. This credit was partially offset by $0.1 million in current state income tax expense. During the first nine months of September 2022, the Wailea Beach Resort solar state tax credit of $0.4 million was partially offset by $0.3 million in current state income tax expense.
During the three and nine months ended September 30, 2021, we recognized net current income tax provisions of $25,000 and $0.1 million, respectively, resulting from current state income tax expense.
(Income) loss from consolidated joint venture attributable to noncontrolling interest. (Income) loss from consolidated joint venture attributable to noncontrolling interest, which represents the outside 25.0% interest in the entity that owned the Hilton San Diego Bayfront, totaled zero and income of $3.5 million for the three and nine months ended September 30, 2022, respectively, and income of $0.9 million and a loss of $1.6 million for the three and nine months ended September 30, 2021, respectively.
In June 2022, we acquired the outside 25.0% interest in the entity that owns the Hilton San Diego Bayfront, resulting in our owning 100% of the hotel.
Preferred stock dividends and redemption charges. Preferred stock dividends and redemption charges decreased $2.9 million, or 46.7%, during the three months ended September 30, 2022 as compared to the same period in 2021, and $6.4 million, or 37.0%, during the nine months ended September 30, 2022 as compared to the same period in 2021 due to the redemptions of our Series E