I've been counterweighting you've been counterweighting he's been counterweighting we've been counterweighting you've been counterweighting they've been counterweighting
I'd been counterweighting you'd been counterweighting he'd been counterweighting we'd been counterweighting you'd been counterweighting they'd been counterweighting
I'll be counterweighting you'll be counterweighting he'll be counterweighting we'll be counterweighting you'll be counterweighting they'll be counterweighting
Future perfect
I'll have counterweighted you'll have counterweighted he'll have counterweighted we'll have counterweighted you'll have counterweighted they'll have counterweighted
Future perfect continuous
I'll have been counterweighting you'll have been counterweighting he'll have been counterweighting we'll have been counterweighting you'll have been counterweighting they'll have been counterweighting
I'd be counterweighting you'd be counterweighting he'd be counterweighting we'd be counterweighting you'd be counterweighting they'd be counterweighting
Past
I'd have counterweighted you'd have counterweighted he'd have counterweighted we'd have counterweighted you'd have counterweighted they'd have counterweighted
Past continuous
I'd have been counterweighting you'd have been counterweighting he'd have been counterweighting we'd have been counterweighting you'd have been counterweighting they'd have been counterweighting