Steve DeBrum has cemented his standing as the most prolific campaign fundraiser in Manteca municipal election history.DeBrum as of Sept. 30 had raised $25,644 for next month’s Manteca City Council election. That’s almost three times more than two of his opponents, Ben Cantu and Debby Moorhead combined. A fourth candidate - Sheila Raya - has indicated she will not be raising money actively enough to trigger the state-mandated campaign disclosure statement filing requirement.Cantu was at $4,749 and Moorhead at $4,100 as of Sept. 30.In four races DeBrum has raised over $80,000.