It's literally his career numbers. How exactly did "pre-covid" change anything?
Even if we go by your cherry picking, these are their numbers since 2021:
Schwarber: .232/.353/.514 .867 OPS, 136 OPS+, .369 wOBA, 135 wRC+
Alonso: .253/.338/.504 .842 OPS, 134 OPS+, .356 wOBA, 131 wRC+
So...