I'll be regressing you'll be regressing he'll be regressing we'll be regressing you'll be regressing they'll be regressing
Future perfect
I'll have regressed you'll have regressed he'll have regressed we'll have regressed you'll have regressed they'll have regressed
Future perfect continuous
I'll have been regressing you'll have been regressing he'll have been regressing we'll have been regressing you'll have been regressing they'll have been regressing
I'd be regressing you'd be regressing he'd be regressing we'd be regressing you'd be regressing they'd be regressing
Past
I'd have regressed you'd have regressed he'd have regressed we'd have regressed you'd have regressed they'd have regressed
Past continuous
I'd have been regressing you'd have been regressing he'd have been regressing we'd have been regressing you'd have been regressing they'd have been regressing