pre_text: Accrued expenses consisted of the following (in thousands): Contract liabilities represent amounts that are collected in advance of the satisfaction of performance obligations under the new revenue recognition standard. See Recently Adopted Accounting Standards in Note 2 and Contract Liabilities in Note 6.
table: December 31, December 31,
table: 2019 2018
table: Accrued payroll and related taxes $3,985 $3,800
table: Accrued federal, state, and local taxes 2,635 1,827
table: Accrued bonus 20,206 10,766
table: Self-insurance reserves 2,238 —
table: Employee stock purchase plan contributions 4,716 6,473
table: Accrued sales commissions 5,397 6,889
table: Accrued partner commissions 7,043 5,535
table: Contract liabilities 5,197 —
table: Accrued purchase price related to acquisitions 2,763 —
table: Other 7,924 6,811
table: Total $62,104 $42,101
question: Analyse this data from a financial earnings document. What is the total accrued bonus in 2018 and 2019?