Source: Fangraphs and Baseball-Reference. Fangraphs stats accurate as of 4:54 AM ET, May 7, 2014. Baseball-Reference stats accurate as of 7:17 PM ET, May 7, 2014.
Please note: I vote for players who I feel are currently having the best years — not just for stars. I also try to factor the portion of of the previous season that follows the All-Star game in a little.
American League: Joe Mauer
National League: Yadier Molina
American League: Chris Davis
National League: Joey Votto
American League: Robinson Cano
National League: Brandon Phillips
American League: Miguel Cabrera
National League: David Wright
American League: Jed Lowrie
National League: Troy Tulowitzki
American League: Mike Trout, Jose Bautista, Adam Jones
National League: Carlos Gonzalez, Carlos Gomez, Andrew McCutchen
American League: Edwin Encarnacion
Yankees SS, Derek Jeter leads the MLB with 167 hits.
White Sox DH, Adam Dunn leads the MLB with 36 home runs. Dunn is also the MLB leader at both: 33.8 K% and 16.9 BB%.
Angels OF, Mike Trout leads the MLB with 96 runs scored and 39 stolen bases. He has done this in only 99 games. His 7.4 Fangraphs WAR is also the MLB’s best.
Tigers 1B, Miguel Cabrera leads the MLB with 104 RBI.
White Sox SS, Alexi Ramirez has the lowest BB% in the MLB at 2.3%.
Pirates OF, Andrew McCuthen leads the MLB with each of his .403 BABIP, .355 BA, and .418 OBP.
Cubs OF, Alfonso Soriano has seen the lowest percentage of fastballs in the MLB at 44.8%. Twins INF, Jamey Carroll has seen the highest percentage of fastballs at 68.3%.
Angels 3B, Alberto Callaspo swings at the fewest percentage of pitches outside the zone at 20%. Rangers OF, Josh Hamilton has swings at the highest percentage of pitches outside the zone at 46.0%
Rangers OF, Josh Hamilton has the highest swing percentage of all pitches at 59.3%. Twins C, Joe Mauer however swings at the lowest percentage of pitches at 36%.
Rangers OF, Josh Hamilton has the highest swinging strike percentage in the MLB at 18.9%. Rockies/Giants INF has the lowest swinging strike percentage at 2%.
Royals RF, Jeff Francoeur has the worst Fangraphs WAR, -1.7, in the MLB.
Tigers RHP, Justin Verlander leads the MLB with 181.2 innings pitched.
Tigers RHP, Max Scherzer leads the MLB with an 11.39 K/9 (Innings Qualified). Indians/Yankees RHP Derek Lowe’s 3.33 K/9 is the lowest in the majors (Innings Qualified).
Athletics RHP, Bartolo Colon has thrown the highest percentage of fastballs in the MLB at 89.2%. Mets RHP, R.A. Dickey has thrown the lowest percentage of fastballs at 14.0%.
Nationals RHP, Stephen Strasburg has the highest average fastball velocity in the majors at 95.7 mph (Innings Qualified).
Pirates RHP, A.J. Burnett has thrown the highest percentage of curveballs in the majors at 33.3%.
Yankees LHP, CC Sabethia has batters swing at the highest percentage of pitches outside the zone at 34.9%. Indians RHP, Ubaldo Jimenez has the lowest percentage of this at 20%.
The lead for first pitch strike percentage goes to Phillies LHP, Cliff Lee at 71.2%. Padres RHP, Edinson Volquez throws the worst percentage of first pitch strikes at 50.8%.
Tigers RHP, Justin Verlander’s 5.2 FanGraphs WAR leads the MLB among pitchers. Angels RHP, Ervin Santana’s -0.5 Fangraphs WAR is the lowest.
Mike Trout made his 2012 debut on April, 28. Here are Albert Pujols splits based around Trout’s 2012 debut:
Before April 28: 20g, .225 avg, .279 obp, .313 slug, .592 ops, 0 hr, 4 rbi.
Since April 28: 99g, .289 avg, .353 obp, .571 slug, .924 ops, 28 hr, 81 rbi.
The Yankees have hit the most home runs in the MLB, 190. The Giants have hit the least, 77.
The Rangers have scored the most runs in the MLB, 612. The Cubs have scored the least, 453.
The Marlins lead the majors with 121 stolen bases. The Orioles have the fewest stolen bases, 39.
The Angels lineup sees the highest percentage of fastballs at 61.2%. The Padres see the lowest percentage of fastballs at 54.7%.
The Cubs lineup swings at the highest percentage of pitches outside the zone at 33.9%. The Indians lineup swings at lowest percentage of pitches outside the zone at 26.8%.
The Brewers pitching staff has the best strike out rate in the MLB at 8.53 K/9. The Twins have the lowest strike out rate at 5.92 K/9.
The Brewers pitching staff has thrown the most pitches in the MLB with 18,478. The Cardinals have thrown the least with 17,021.
As a pitching staff the Diamondbacks have thrown the highest percentage of fastballs in the MLB at 65.2%. The Mets pitching staff has thrown the lowest percentage of fastballs in the MLB at 50.7%.
The Nationals pitching staff has thrown the highest average fastball velocity in the MLB so far in 2012 at 93.2 mph. The Giants pitching staff has thrown the slowest average fastball velocity in 2012 at 89.9 mph.
The Cardinals pitching staff has thrown the highest percentage of first pitch strikes at 62.5%. The Rockies pitching staff has thrown the lowest amount of first pitch strikes, throwing one 56.6% of the time.
*Statistics from Baseball-Reference/Fangraphs and are through August 21. Season stats leaders are based on being qualified.