In 2011, the SSDI trust fund received $106.3 billion, mainly from the 0.9% tax on wages that workers and employers both pay. Total payments made from the SSDI trust fund were $132.3 billion and for the benefits of disabled workers and their families, resulting in an annual deficit of $26.1 billion in 2011. The cumulative assets in the disability insurance trust fund totaled $153.9 billion at the end of 2011. Administrative expenses were 2.2% of outgo from the DI fund and the remaining portion paid for benefits.