Deere & Co., Moline, Ill., expects to contribute $134 million to its pension fund this year, according to the companys annual report. It contributed $358 million for the previous year. The plan was overfunded by 23%, with $10 billion in assets and $8.1 billion in accumulated benefit obligations as of Oct. 31, up from 7% overfunded the previous year, the report said. On a projected benefit obligation basis, the plan was 17% overfunded, up from 2% a year earlier. The fund returned an annual average of 9% for the 10 years ended Oct. 31 and an annual average of 12% for 20 years.