Lorin Management Services has an unfunded postretirement benefit plan. On December $31,2024,$ the following data were available concerning changes in the plan's accumulated postretirement benefit obligation with respect to one of Lorin's employees:

APBO at the beginning of $2024$ $ $37,946$

Interest cost: $($$$37,946\backslash$times $12\%)4,554$

Service cost: $($$$42,500\backslash$times $1-$: $17)2,500$

Portion of EPBO attributed to $2024$

APBO at the end of $2024$ $ $45,000$

Required:

Over how many years is the expected postretirement benefit obligation being expensed $($attribution period$)?$

What is the expected postretirement benefit obligation at the end of $2024?$

When was the employee hired by Lorin?

What is the expected postretirement benefit obligation at the beginning of $2024?$

Note: Round final answer to the nearest whole dollars.