P · 15 seasons · 1995 – 2010 · B/T: L/L
Ron Mahay is 1st of 0 pitchers in career roto value, a top-tier career by any lens the site offers. 2007 was the high-water mark, worth +1.5, 155th that season and 12987th of 51,303 player-seasons on record. Career value accumulated in ERA (+3.5), and drained away in strikeouts (-5.1), saves (-3.4) and WHIP (-0.6).
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1995★ | BOS | 5 | -1.95 | #473 | #50,014 |
| 1997 | BOS | 28 | -2.16 | #573 | #73,606 |
| 1998 | BOS | 29 | -2.13 | #590 | #69,621 |
| 1999 | OAK | 6 | -2.15 | #602 | #71,823 |
| 2000 | FLA | 24 | -2.04 | #547 | #55,541 |
| 2001 | CHC | 17 | -2.19 | #961 | #77,034 |
| 2002 | CHC | 11 | -2.15 | #594 | #72,185 |
| 2003 | TEX | 35 | -2.13 | #599 | #68,222 |
| 2004 | TEX | 60 | -2.15 | #884 | #72,662 |
| 2005 | TEX | 30 | -2.10 | #572 | #64,808 |
| 2006 | TEX | 62 | -2.08 | #573 | #62,707 |
| 2007 | ATL | 58 | -2.11 | #949 | #65,414 |
| 2008 | KC | 57 | -2.06 | #590 | #59,565 |
| 2009 | KC | 57 | -2.10 | #571 | #64,345 |
| 2010 | MIN | 41 | -2.12 | #582 | #67,547 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1997 | BOS | 28 | -0.55 | #217 | #20,991 |
| 1998 | BOS | 29 | -1.68 | #307 | #28,090 |
| 1999 | OAK | 6 | 0.05 | #203 | #18,242 |
| 2000 | FLA | 23 | -3.42 | #569 | #48,000 |
| 2001 | CHC | 17 | -1.43 | #311 | #26,104 |
| 2002 | CHC | 11 | -2.11 | #412 | #33,292 |
| 2003 | TEX | 35 | 0.32 | #192 | #17,088 |
| 2004 | TEX | 60 | 1.21 | #166 | #13,959 |
| 2005 | TEX | 30 | -3.08 | #559 | #45,872 |
| 2006 | TEX | 62 | -0.53 | #266 | #20,883 |
| 2007★ | TEX | 58 | 1.52 | #155 | #12,987 |
| 2008 | KC | 57 | 0.54 | #205 | #16,275 |
| 2009 | KC | 57 | -1.65 | #376 | #27,827 |
| 2010 | MIN | 41 | -0.92 | #281 | #22,908 |
★ Best season by Z