Who buys the most helium?

Who exactly is the biggest buyer of helium? Could it be the medical industry utilizing it for MRI scanners? Or perhaps the space exploration sector, leveraging its lightweight properties for balloons and blimps? Could it be the scientific community, employing helium in research laboratories? Is it the military, making use of its unique characteristics in various applications? Or maybe it's the entertainment sector, utilizing helium for voice alteration effects and party balloons? The question remains, who among these or other potential industries, consumes the largest quantity of helium?