Dunn, Valentine and Markkanen have all … The Bulls have exercised their third-year option on forward Lauri Markkanen and the fourth-year options on guards Kris Dunn and Denzel Valentine. P/40:Points Per 40 Minutes. ; PER:A numerical value for each of a player's accomplishments per-minute and is pace-adjusted for the team they play on. The league average in PER to 15.00 every season. Glossary. ESPN News Services Chicago Bulls forward Lauri Markkanen will be out for four to six weeks after an MRI of his right hip revealed an early stress reaction of … Latest on Chicago Bulls power forward Lauri Markkanen including latest updated stats on ESPN ; AST:The percentage of a team's possessions that ends in an assist. Assist Ratio = (Assists x 100) divided by [(FGA + (FTA x 0.44) + Assists + Turnovers]. A/40:Assists Per 40 Minutes. Latest on Chicago Bulls power forward Lauri Markkanen including news, stats, videos, highlights and more on ESPN