I underrepresented you underrepresented he underrepresented we underrepresented you underrepresented they underrepresented
Preterite continuous
I was underrepresenting you were underrepresenting he was underrepresenting we were underrepresenting you were underrepresenting they were underrepresenting
I've been underrepresenting you've been underrepresenting he's been underrepresenting we've been underrepresenting you've been underrepresenting they've been underrepresenting
I'd been underrepresenting you'd been underrepresenting he'd been underrepresenting we'd been underrepresenting you'd been underrepresenting they'd been underrepresenting
I'll be underrepresenting you'll be underrepresenting he'll be underrepresenting we'll be underrepresenting you'll be underrepresenting they'll be underrepresenting
Future perfect
I'll have underrepresented you'll have underrepresented he'll have underrepresented we'll have underrepresented you'll have underrepresented they'll have underrepresented
Future perfect continuous
I'll have been underrepresenting you'll have been underrepresenting he'll have been underrepresenting we'll have been underrepresenting you'll have been underrepresenting they'll have been underrepresenting
I'd be underrepresenting you'd be underrepresenting he'd be underrepresenting we'd be underrepresenting you'd be underrepresenting they'd be underrepresenting
Past
I'd have underrepresented you'd have underrepresented he'd have underrepresented we'd have underrepresented you'd have underrepresented they'd have underrepresented
Past continuous
I'd have been underrepresenting you'd have been underrepresenting he'd have been underrepresenting we'd have been underrepresenting you'd have been underrepresenting they'd have been underrepresenting