In recent years, particularly following the COVID-19 pandemic, the percentage of workers in the field of computers and information systems working from home at least part of the time has increased significantly. While I don't have the exact number, various reports indicate that a substantial portion—often cited as over 50 percent—of these workers can and do work remotely.
Based on the options provided, "over 50 percent" would likely be the most accurate response regarding the percentage of workers in this field working from home at least part of the time.