I Need help with everything in green. Thank you

Gross PPE includes: \begin{tabular}{|l|r|r|r|} \hline Land & 7,196 & 7,414 & 7,329 \\ \hline Buildings & 18,052 & 18,521 & 18,147 \\ \hline Machinery & 10,090 & 10,475 & 10,978 \\ \hline Construction in progress & 525 & 530 & 464 \\ \hline \end{tabular} 1. Average useful life Depreciable asset base Average depreciable asset base Average useful life 2. Percent used up \% used up Gross PPE includes: \begin{tabular}{|l|r|r|r|} \hline Land & 7,196 & 7,414 & 7,329 \\ \hline Buildings & 18,052 & 18,521 & 18,147 \\ \hline Machinery & 10,090 & 10,475 & 10,978 \\ \hline Construction in progress & 525 & 530 & 464 \\ \hline \end{tabular} 1. Average useful life Depreciable asset base Average depreciable asset base Average useful life 2. Percent used up \% used up