if your state does not allow bonus depreciation substitute column 10 for column 5 and column 11 for column 7 but only on the state return.
the cumulative adjustments to basis column includes distributions and losses/deductions that decrease basis and income items that increases basis.
it should be about the same as the total/net of these lines on schedule L for all the years of investment
Current year net income (loss) . . . $ treat income as + loss as -
Withdrawals and distributions $ ........don't use this line for the final year since it's a plugged number to zero out ending capital instead use the amount from 19A for the final year. treat as -
might be off a couple of $ due to rounding.