So far in his MLB career, Mercer has conceded 3,081 hits while he has accumulated 532 strikeouts in 2,484 innings pitched. He has conceded 1,098 earned runs while holding a WHIP of 1.544 and a FIP of 4.2. He has a K/BB ratio of 0.70 and he has gone up against 11,106 hitters thus far in his career. Mercer (132-164 win-loss mark in his career) has earned a 3.98 ERA while giving up 11.2 hits per nine innings.
Win Mercer Stats
| Year | Team | G | IP | W | L | WHIP | ERA | H | BB | SO | FIP | SV | GS | HR | ER | R | BF | SO/W | H/9 | SO/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | 335 | 2484.2 | 132 | 164 | 1.544 | 3.98 | 3,081 | 755 | 532 | 4.18 | 10 | 300 | 64 | 1,098 | 1,753 | 11,106 | 0.70 | 11.2 | 1.9 | |
| 1902 | DET | 35 | 281.2 | 15 | 18 | 1.285 | 3.04 | 282 | 80 | 40 | 3.57 | 1 | 33 | 5 | 95 | 129 | 1,170 | 0.50 | 9.0 | 1.3 |
| 1901 | WSH | 24 | 179.2 | 9 | 13 | 1.486 | 4.56 | 217 | 50 | 31 | 4.16 | 1 | 22 | 8 | 91 | 126 | 796 | 0.62 | 10.9 | 1.6 |
| 1900 | NYG | 33 | 242.2 | 13 | 17 | 1.488 | 3.86 | 303 | 58 | 39 | 3.74 | 0 | 29 | 5 | 104 | 138 | 1,072 | 0.67 | 11.2 | 1.4 |
1902 Stats for Win Mercer
| Stat | Total | MLB Rank |
|---|---|---|
| Wins | 15 | 33rd |
| Losses | 18 | 12th |
| Win-Loss Percentage | .455 | 82nd |
| Earned Run Average (ERA) | 3.04 | 1071st |
| Games Played | 35 | 24th |
| Games Started | 33 | 19th |
| Games Finished | 2 | 78th |
| Complete Games | 28 | 27th |
| Shutouts | 4 | 10th |
| Saves | 1 | 16th |
| Innings Pitched | 281 | 21st |
| Hits Allowed | 282 | 22nd |
| Runs Allowed | 129 | 27th |
| Earned Runs Allowed | 95 | 25th |
| Home Runs Allowed | 5 | 30th |
| Walks | 80 | 19th |
| Intentional Walks | 0 | 125th |
| Strikeouts | 40 | 77th |
| Hit Batters | 10 | 33rd |
| Balks | 0 | 134th |
| Wild Pitches | 1 | 123rd |
| Batters Faced | 1,170 | 20th |
| ERA+ | 123 | 42nd |
| FIP | 3.57 | 1129th |
| WHIP | 1.285 | 1060th |
| Hits Allowed Per 9 Innings | 9.0 | 152nd |
| Home Runs Allowed Per 9 Innings | 0.2 | 66th |
| Walks Per 9 Innings | 2.6 | 116th |
| Strikeouts Per 9 Innings | 1.3 | 190th |
| Strikeout to Walk Ratio | 0.5 | 161st |
1901 Stats for Win Mercer
| Stat | Total | MLB Rank |
|---|---|---|
| Wins | 9 | 58th |
| Losses | 13 | 38th |
| Win-Loss Percentage | .409 | 77th |
| Earned Run Average (ERA) | 4.57 | 1149th |
| Games Played | 24 | 61st |
| Games Started | 22 | 59th |
| Games Finished | 2 | 64th |
| Complete Games | 19 | 56th |
| Shutouts | 1 | 48th |
| Saves | 1 | 21st |
| Innings Pitched | 179 | 60th |
| Hits Allowed | 217 | 57th |
| Runs Allowed | 126 | 43rd |
| Earned Runs Allowed | 91 | 36th |
| Home Runs Allowed | 8 | 15th |
| Walks | 50 | 54th |
| Intentional Walks | 0 | 99th |
| Strikeouts | 31 | 76th |
| Hit Batters | 10 | 38th |
| Balks | 0 | 107th |
| Wild Pitches | 3 | 63rd |
| Batters Faced | 796 | 59th |
| ERA+ | 81 | 97th |
| FIP | 4.16 | 1154th |
| WHIP | 1.486 | 1122nd |
| Hits Allowed Per 9 Innings | 10.9 | 66th |
| Home Runs Allowed Per 9 Innings | 0.4 | 25th |
| Walks Per 9 Innings | 2.5 | 102nd |
| Strikeouts Per 9 Innings | 1.6 | 136th |
| Strikeout to Walk Ratio | 0.6 | 121st |
1900 Stats for Win Mercer
| Stat | Total | MLB Rank |
|---|---|---|
| Wins | 13 | 23rd |
| Losses | 17 | 8th |
| Win-Loss Percentage | .433 | 43rd |
| Earned Run Average (ERA) | 3.86 | 1163rd |
| Games Played | 33 | 14th |
| Games Started | 29 | 17th |
| Games Finished | 4 | 20th |
| Complete Games | 26 | 14th |
| Shutouts | 1 | 31st |
| Saves | 0 | 49th |
| Innings Pitched | 242 | 17th |
| Hits Allowed | 303 | 12th |
| Runs Allowed | 138 | 19th |
| Earned Runs Allowed | 104 | 17th |
| Home Runs Allowed | 5 | 21st |
| Walks | 58 | 24th |
| Intentional Walks | 0 | 45th |
| Strikeouts | 39 | 33rd |
| Hit Batters | 20 | 5th |
| Balks | 0 | 52nd |
| Wild Pitches | 3 | 32nd |
| Batters Faced | 1,072 | 14th |
| ERA+ | 93 | 36th |
| FIP | 3.74 | 1159th |
| WHIP | 1.488 | 1166th |
| Hits Allowed Per 9 Innings | 11.2 | 22nd |
| Home Runs Allowed Per 9 Innings | 0.2 | 37th |
| Walks Per 9 Innings | 2.2 | 59th |
| Strikeouts Per 9 Innings | 1.4 | 59th |
| Strikeout to Walk Ratio | 0.7 | 41st |