Jackson invested $190,000 in a passive activity five years ago. On January 1, 2016, his at-risk amount in the activity was $45,000. His share of the income and losses in the activity were $52,000 loss in 2016, $20,000 loss in 2017, and $80,000 gain in 2018. How much can Jackson deduct in 2016 and 2017? What is his taxable income from the activity in 2018? Keep in mind the at-risk rules as well as the passive loss rules.