WITH RECURSIVE MRR_LIST AS
(SELECT (SELECT MIN(MONTHLY) FROM MRR_DATA) AS YM, 0 AS MRR 
UNION ALL 
SELECT DATE(YM, '+1 month'),
MRR + ((SELECT NEW_MRR + EXPANSION_MRR - DOWNGRADE_MRR - CHURN_MRR 
FROM MRR_DATA 
WHERE MONTHLY = YM)) 
FROM MRR_LIST
WHERE YM < DATE((SELECT MAX(MONTHLY) FROM MRR_DATA), '+1 month'))
SELECT * FROM MRR_LIST
ORDER BY YM ASC