W = Wins
L = Losses
S = Saves
HD = Holds
IP = Innings Pitched
K = Strikeouts
R = Runs
ER = Earned Runs
ERA = Earned Run Average -> Calculated as: (ER * 9) / IP
H = Hits Allowed
BB = Walks
WHIP = Walks and Hits Per Inning Pitched -> Calculated as: (BB + H) / IP
AB = At-Bats
BA = Opponent Batting Average -> Calculated as: H / AB
HP = Batters Hit By Pitch
WP = Wild Pitches
BK = Balks
CG = Complete Games
SO = Shutouts