$\backslash$table$[[\backslash$table$[[$Quarter$],[$Ending$]],\backslash$table$[[$Cash Flow $($in$],[$millions$)]]],[$Dec$-18$ $$,3,341],[$Mar$-19$ $$,2,709],[$Jun$-19$ $$,4,961],[$Sep$-19$ $$,6,447],[$Dec$-19$ $$,2,792],[$Mar$-20$ $$,3,340],[$Jun$-20$ $$,8,561],[$Sep$-20$ $$,4,416],[$Dec$-20$ $$,5,133],[$Mar$-21$ $$,(39,583)$