Baseball Player Won-Loss Records
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Tony Perez

Hall-of-Famers as Seen Through Player Won-Lost Records: Tony Perez

Tony Perez was elected to the Hall of Fame in his 9th year of eligibility, 2000, with 77.2% of the vote.

Five highlights of Tony Perez's career: The first two tables below present Tony Perez's career as measured by Player won-lost records, in and out of context.

Basic Player Won-Lost Records
Value Decomposition
Season Team Age Games pWins pLosses pWORL pWOPA
1964CIN22
12
0.30.8-0.5-0.5
1965CIN23
103
8.17.11.20.4
1966CIN24
97
7.17.9-0.8-1.6
1967CIN25
156
19.416.04.42.7
1968CIN26
160
20.318.63.01.1
1969CIN27
160
23.217.47.25.1
1970CIN28
158
23.516.28.56.5
1971CIN29
158
22.117.95.43.4
1972CIN30
136
16.211.24.83.4
1973CIN31
151
19.513.36.24.6
1974CIN32
158
19.115.33.72.1
1975CIN33
137
17.213.14.02.6
1976CIN34
139
15.312.82.41.0
1977MON35
154
17.114.72.61.0
1978MON36
148
14.513.31.2-0.1
1979MON37
132
14.312.91.3-0.0
1980BOS38
151
15.215.60.2-1.3
1981BOS39
84
7.56.71.30.6
1982BOS40
69
4.84.40.90.3
1983PHI41
91
7.87.20.7-0.1
1984CIN42
71
3.23.7-0.2-0.6
1985CIN43
71
6.44.81.81.3
1986CIN44
77
4.95.2-0.2-0.7
------ ------ ------ ------ ------
CAREER (reg. season)
2,773
307.1256.059.131.1
------ ------ ------ ------ ------
PostSeason (career)
47
5.94.91.00.5
------ ------ ------ ------ ------
COMBINED
2,820
313.0260.960.131.5


Expected Player Won-Lost Records
Value Decomposition
Season Team Age Games eWins eLosses eWORL eWOPA
1964CIN22
12
0.50.7-0.2-0.3
1965CIN23
103
7.87.40.5-0.3
1966CIN24
97
7.08.0-1.1-1.8
1967CIN25
156
18.916.53.41.7
1968CIN26
160
20.918.14.12.2
1969CIN27
160
23.117.57.05.0
1970CIN28
158
23.516.38.46.4
1971CIN29
158
21.118.93.21.2
1972CIN30
136
15.811.63.92.5
1973CIN31
151
18.913.95.03.4
1974CIN32
158
18.715.72.81.2
1975CIN33
137
17.013.33.62.1
1976CIN34
139
15.113.02.10.7
1977MON35
154
16.715.11.70.1
1978MON36
148
15.212.62.71.3
1979MON37
132
13.913.30.5-0.9
1980BOS38
151
15.815.11.3-0.2
1981BOS39
84
7.36.90.8-0.0
1982BOS40
69
4.74.50.80.2
1983PHI41
91
7.57.50.1-0.6
1984CIN42
71
3.13.8-0.4-0.8
1985CIN43
71
6.34.81.71.1
1986CIN44
77
4.95.2-0.1-0.7
------ ------ ------ ------ ------
CAREER (reg. season)
2,773
303.4259.851.623.5
------ ------ ------ ------ ------
PostSeason (career)
47
5.65.20.4-0.2
------ ------ ------ ------ ------
COMBINED
2,820
308.9265.051.923.4


Tony Perez may be the only player in the Baseball Hall of Fame based primarily on his career RBI total (1,652, 32nd all-time). The first sentence on Perez's page at the Hall of Fame's website reads: "One of the national pastime's great run producers, Atanasio 'Tony' Perez Rigal was among the best when it came to driving in big runs for Cincinnati's 'Big Red Machine' clubs of the 1970s." His Hall-of-Fame plaque reads, "A clutch performer throughout an illustrious 23-year career, he tormented the opposition with his ability to consistently drive in runs...."

Sabermetricians tend to disdain RBI's as a valid statistical measure of "value", arguing that RBI's are merely a function of (a) general hitting ability, which is better measured by other statistics (e.g., Perez's career batting line of .279/.341/.463), and (b) opportunity, which is outside of the control of a player. Perez, for example, batted 4th (and occasionally 5th) in his career, which tend to provide maximum RBI opportunities within a typical major-league lineup, and Perez tended to bat behind Pete Rose and Joe Morgan, who both finished in the top 5 in the major leagues in times on base every season from 1972 through 1977, which gave Tony Perez lots of baserunners to drive in.

There is definitely something to this. But there is value in actually driving in runs, and Tony Perez did drive in a lot of runs.

Sabermetricians are also naturally skeptical when players are designated as "clutch" hitters. I evaluated the possible persistence of "clutch" hitting (and baserunning, pitching, and fielding) in my first book. My findings mirror many, if not most, sabermetricians. There may be some ability to hit better in the clutch, but it's an extremely tiny "skill" that is very hard to identify.

That said, Perez did hit better over his career with runners in scoring position - .284/.364/.470 - than with the bases empty - .265/.322/.442. He also hit better in high-leverage situations for his career - .300/.359/.491 - than in either medium- or low-leverage situations (.277/.341/.456 and .269/.331/.456, respectively). In late and close situations, Perez batted .300/.370/.490 for his career. In extra innings, Tony Perez batted .352/.427/.552. Was Tony Perez's "clutch performance" a skill? Maybe. Was Tony Perez's "clutch performance" real? Of course. The runs Perez drove in really scored and those runs contributed to real wins for Perez's teams.

When I looked at clutch performance, I defined "clutch" as the difference between context-neutralized player win percentages and player win percentages put into inter-game context. Inter-game context corresponds to leverage and forms the basis of Win Probability (e.g., WPA).

The next table shows the top 25 players in the difference between batting wins over non-pitcher batting average (WOPA_b) in inter-game context and context-neutral WOPA_b from 1961 (the first season of the 162-game schedule) through 1999 (the last season before Perez was elected to the Hall of Fame).

Top 25 Clutch Hitters, 1961 - 1999
eWins eLosses eWOPA Additional Clutch Wins
1Willie McCovey229.6161.162.413.6
2Eddie Murray280.2233.844.013.1
3Hank Aaron235.6162.667.29.6
4Tony Taylor113.6119.7-10.69.1
5Harold Baines218.5193.425.08.8
6Harmon Killebrew206.2143.258.18.5
7Ben Oglivie132.1117.514.38.0
8Don Lock65.155.08.07.4
9Billy Williams230.3180.843.07.0
10Dante Bichette116.4108.64.86.8
11Willie Mays181.4122.354.26.4
12Eric Davis126.498.624.66.2
13Tony Phillips157.1145.411.56.1
14Sandy Alomar Sr.77.395.6-20.95.1
15Jeff Burroughs134.5112.120.85.0
16Amos Otis159.7145.712.55.0
17Tommy Helms87.0100.2-17.05.0
18Ron Fairly170.4146.219.24.9
19Cliff Johnson100.081.018.14.9
20Tony Perez237.2198.432.14.9
21Darrell Porter126.3111.912.94.8
22Kirby Puckett159.4142.117.24.8
23Leroy Stanton55.753.22.24.8
24Mike Ivie61.455.63.94.8
25Orlando Merced76.569.74.64.8


Did Tony Perez have a "skill" for clutch hitting? Maybe. Was Tony Perez a clutch hitter? Yes.

Article last updated: April 7, 2020



All articles are written so that they pull data directly from the most recent version of the Player won-lost database. Hence, any numbers cited within these articles should automatically incorporate the most recent update to Player won-lost records. In some cases, however, the accompanying text may have been written based on previous versions of Player won-lost records. I apologize if this results in non-sensical text in any cases.

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