P · 11 seasons · 2006 – 2016 · B/T: R/R
Roberto Hernandez ranks 1st of 0 pitchers by career roto value, one of the highest totals the site records. The peak came in 2007, +10.8, 13th that season and 858th of 51,303 player-seasons on record. The value came from wins (+7.1) and strikeouts (+5.1). It leaked back out through ERA (-7.4) and WHIP (-5.6).
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 2006★ | CLE | 38 | -2.08 | #573 | #62,707 |
| 2007 | CLE | 32 | -2.21 | #1,097 | #78,298 |
| 2008 | CLE | 22 | -2.18 | #1,070 | #74,763 |
| 2009 | CLE | 24 | -2.10 | #571 | #64,345 |
| 2010 | CLE | 33 | -2.26 | #1,071 | #84,185 |
| 2011 | CLE | 32 | -2.21 | #1,098 | #78,434 |
| 2012 | CLE | 3 | -2.13 | #610 | #68,982 |
| 2013 | TB | 32 | -2.23 | #1,140 | #80,399 |
| 2014 | PHI | 32 | -3.03 | #1,305 | #108,780 |
| 2015 | HOU | 20 | -2.09 | #995 | #63,176 |
| 2016 | ATL | 2 | -2.16 | #1,157 | #73,449 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 2006 | CLE | 38 | -2.27 | #464 | #35,726 |
| 2007★ | CLE | 32 | 10.78 | #13 | #858 |
| 2008 | CLE | 22 | -2.17 | #475 | #34,205 |
| 2009 | CLE | 24 | -4.79 | #662 | #50,848 |
| 2010 | CLE | 33 | 4.27 | #81 | #6,639 |
| 2011 | CLE | 32 | -2.21 | #484 | #34,688 |
| 2012 | CLE | 3 | -2.78 | #568 | #42,983 |
| 2013 | TB | 32 | -0.58 | #281 | #21,117 |
| 2014 | PHI | 32 | -0.26 | #249 | #19,611 |
| 2015 | HOU | 20 | -1.33 | #381 | #25,436 |
| 2016 | ATL | 2 | -2.22 | #546 | #34,970 |
★ Best season by Z