I said "Dark Pool" but it is labeled as "off exchange". My error...
From the link:
LWLG Off Exchange & Dark Pool Summary Today's Off Exchange & Dark Pool volume is 223,855, which is 48.39% of today's total volume. Today's Lit volume is 238,712, which is 51.61%. Over the past 30 days, the average Off Exchange & Dark Pool volume has been 37.36%. The average Lit volume has been 62.64%.