December 31,

Estimated
useful lives

2022

2023

(years)

Land

$

13,342,547

$

13,322,390

—

Buildings and improvements

39,350,594

37,255,078

15-30

Broadcast equipment

32,663,190

34,781,546

5-15

Transportation equipment

2,304,018

2,265,706

5

Office equipment

9,871,341

9,629,737

5-10

Construction in progress

649,321

430,175

—

98,181,011

97,684,632

Less accumulated depreciation and amortization

(42,373,964

)

(46,209,878

)

$

55,807,047

$

51,474,754