b'KOSMOS ENERGY LTD.Notes to Consolidated Financial Statements (Continued)15. Commitments and Contingencies (Continued)Future minimum rental commitments under our leases at December 31, 2018, are as follows:Payments Due By Year(1)Total 2019 2020 2021 2022 2023 Thereafter(In thousands)Operating leases(2) . . . . . . . . . . . . . . . . . . . . $36,508 $2,775 $4,173 $3,276 $3,326 $3,376 $19,582(1) Does not include purchase commitments for jointly owned fields and facilities where we are notthe operator and excludes commitments for exploration activities, including well commitments, inour petroleum contracts.(2) Primarily relates to office leases.Performance ObligationsAs of December 31, 2018, the Company had secured performance bonds totaling $200.9 million forour supplemental bonding requirements stipulated by the Bureau of Ocean Energy Management(BOEM) and $3.7 million to another operator related to costs anticipated for the plugging andabandonment of certain wells and the removal of certain facilities in its U.S. Gulf of Mexico fields. Asof December 31, 2018, we had $0.6 million of cash collateral against these secured performance bondswhich is classified as Other long term assets in our consolidated balance sheet.In February 2019, Kosmos and BP signed Carry Advance Agreements with the national oilcompanies of Mauritania and Senegal which obligate us separately to finance the respective national oilcompanys share of certain development costs. Kosmos total share for the two agreements combined isup to $239.7 million, which is to be repaid through the national oil companies share of futurerevenues.On February 25, 2019, we announced our quarterly cash dividend of $0.0452 per common share.The dividend is payable on March 28, 2019 to stockholders of record on March 7, 2019.16. Additional Financial InformationAccrued LiabilitiesAccrued liabilities consisted of the following:December 31,2018 2017(In thousands)Accrued liabilities:Exploration, development and production . . . . . . . . . . . . . . $ 92,613 $144,717Current asset retirement obligations . . . . . . . . . . . . . . . . . . 6,617 General and administrative expenses . . . . . . . . . . . . . . . . . . 39,373 31,124Interest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18,152 20,457Income taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8,958 17,423Taxes other than income . . . . . . . . . . . . . . . . . . . . . . . . . . 4,613 3,270Derivatives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 441 Revenue payable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24,379 Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 450 2,421$195,596 $219,412146'