Realized from filled option orders only:
SELL_TO_OPEN premium collected minus
BUY_TO_CLOSE premium paid.
Assignments and expirations aren't counted (they don't show as orders).
Premium collected
$81.00
8 open trades
Premium paid
$0.00
0 close trades
Net
$81.00
Collected − paid
Premium by day
Green = collected (SELL_TO_OPEN), red = paid (BUY_TO_CLOSE)