WTA Tour Statistical Abstract 2001 Robert B. Waltz ©2001 by Robert B. Waltz and Tennis News Reproduction and/or distribution for profit prohibited Contents Introduction. .4 Head to Head . 64 2001 In Review: The Top Players . .5 The Top 20 Head to Head . .64 The Final Top Thirty.........................................................5 Wins Over Top Players . .65 The Beginning Top Twenty-Five .................................... 6 Matches Played/Won Summary of Changes, Beginning to End of 2001 ............6 against the (Final) Top Twenty..................................65 Top Players Analysed . .7 Won/Lost Versus the Top Players All the Players in the Top Ten in 2001............................ 7 (Based on Rankings at the Time of the Match) .........66 Complete Top Ten under the 1996 Ranking System.......7 Won/Lost Versus the Top Players Ranking Fluctuation. .8 (Based on Final Rankings).........................................67 Highest Ranking of 2001 ..................................................9 Statistics Based on Head-to-Heads . .68 Top Players Sorted by Median Ranking.........................10 Total Wins over Top Ten Players ..................................68 Short Summary: The Top Eighty. .11 Winning Percentage against Top Ten Players................68 The Top 200, in Numerical Order ..................................13 How They Earned Their Points . 69 The Top 200, in Alphabetical Order...............................14 Fraction of Points Earned in Slams ................................69 Tournament Results . .15 Quality Versus Round Points .........................................70 Percentage of Points Earned on Each Surface................71 Summary of Results for Top Players . .15 Consistency. 72 Tournament Winners . .32 Standard Deviation of Scores by Tournament................72 Tournament Winners by Date (High-Tier Events) .........32 Tournament Winners by Type (High-Tier Events).........33 Early-Round Losses . .73 Winners at Smaller Tournaments (Tier III, IV, V) .........34 Frequency of Early Losses .............................................74 Winners at $50K and Larger Challengers.......................35 Worst Losses . .75 Number of Tournament Wins for Top 25 Players ..........36 Best and Worst “Worst Losses” .....................................79 Fraction of Tournaments Won........................................37 Fraction of Points Earned in Biggest Win . .80 Tiers of Tournaments Played and Average Tier.............38 Points Earned Week by Week ........................................39 Winning and Losing Streaks . .81 Tournament Results, from Most to Least .......................40 Winning and Losing Streaks, Sorted by Player..............81 List of Longest Winning Streaks....................................83 Alternate Rankings. .41 Number of Significant Results. .84 Total Points Ranking (1997 Ranking System) ...............41 Points Per Tournament, Minimum 14 (The Divisor)......42 Points Per Quarter . .85 Points Per Tournament, Minimum 17 First Quarter ...................................................................85 (“Modernized Divisor”) .............................................43 Second Quarter ...............................................................85 Best 14 ............................................................................44 Third Quarter..................................................................86 Slotted Best 18 (ATP Entry Rank) .................................45 Fourth Quarter ................................................................86 Total Wins.......................................................................46 Most Consistent over Four Quarters ..............................87 Winning Percentage........................................................47 Slam Results. 88 Divisor Rankings, No Slam Bonus.................................48 The “Majors Ranking”....................................................49 Surface Rankings. 89 Total Round Points .........................................................50 Hardcourts . .89 Round Points Per Tournament........................................51 Summary of Hardcourt Results ......................................89 Quality Points Per Tournament Winning Percentage on Hardcourts................................92 (“Future Potential Ranking”) .....................................52 Points Per Tournament on Hardcourts ...........................93 Quality/Round Points Equalized: 2Q+R/T .....................53 Best and Worst Results on Hardcourts...........................94 Consistency-Rewarded Rankings . .54 Clay . .95 Logarithmic Points Award..............................................54 Summary of Clay Results...............................................95 Worst 14..........................................................................55 Winning Percentage on Clay..........................................97 Middle Half.....................................................................56 Points Per Tournament on Clay......................................98 Idealized Ranking Systems . .57 Best and Worst Results on Clay .....................................99 Proposal 1: Surface-Modified Divisor (Min. 16)............57 Grass. .100 Proposal 2 — Adjusted Won/Lost..................................59 Summary of Grass Results ...........................................100 Adjusted Winning Percentage, No Bonuse.................... 61 Adjusted Points Per Tournament on Grass...................103 Percentage of Possible Points Earned.............................62 WTA Statistical Abstract 2001 ©Robert Waltz Page 2 Contents Indoors . .104 Alternate Doubles Rankings . .163 Summary of Indoor Results ..........................................104 Rankings under the 1996 Ranking System Winning Percentage Indoors.........................................106 (Divisor, Minimum 14)............................................163 Points Per Tournament Indoors ....................................107 Majors Ranking ............................................................164 Best and Worst Results Indoors....................................108 Combined Singles and Doubles Rankings . .166 All-Surface Players . .109 WTA Calendar for 2001 Tournament Wins by Surface . .110 Events and Results. 168 Assorted Statistics. .111 The Tennis Almanac 2001 . 181 The Busiest Players on the Tour . .111 Total Tour Matches Played by Top Players..................111 WTA Tour History . 197 Total Tour Events Played by the Top 150 ....................112 Who Won What Summary — Singles .........................197 The Strongest Tournaments . .113 Who Won What Summary — Doubles........................198 Tournament Strength Based on Who Won What — the Four Top Players Present ...................................114 History of Tournaments . .199 The Top Tournaments Based on Top Players Present — Who Won What Part 1: 1995–2001 .............................199 Method 1 ..................................................................116 Who Won What Part 2: 1989–1995 .............................200 The Top Tournaments Based on Top Players Present — Who Won What Part 3: 1986–1989 .............................201 Method 2 ..................................................................117 Who Won What Part 4: 1983–1986 .............................202 Strongest Tournaments Won ........................................118 Active Leaders in Titles (Singles/Doubles)..................204 Strongest Tournament Performances. .119 Detailed Analysis — Career Tournaments for Davenport, Title Defences . .119 Hingis, Seles, V. Williams.......................................205 Seeds and their Success Rates . .120 Career Results for Leading Players . .206 Bagels. .124 Slam History. .213 The Road to Victory. .128 Singles Slam Winners, Open Era .................................213 Games Lost in Path to Title ..........................................128 Doubles Slam Winners, Open Era................................214 Quality Points Earned ...................................................129 Doubles Slams and Partners .........................................215 “Top Players” 2001 . .130 Grand Slams and Career Slams ....................................219 Total Slam Victories, Open Era ...................................221 Statistics About the Tour as a Whole. .132 Players and Titles . .222 The Year of the Injury . .133 Players with Titles, Year by Year ................................222 Doubles. .134 Most Titles, Year By Year ...........................................224 The Final Top 30 in Doubles ........................................134 Five Or More Titles in a Year ......................................225 The Initial Top 25 in Doubles.......................................135 Year-End Top Players . .226 Doubles Ranking Fluctuation .......................................136 Year-End Top Eight, Alphabetical, with Years, The Final Top Fifty in Doubles ....................................138 Since 1975................................................................226 Individual Results: Total Years Ended At Each Rank, Top Thirty Doubles Players/Results . .139 Alphabetical, Since 1975 .........................................228 Strongest Career Rankings Showings ..........................229 Head-to-Heads — Team Losses . .152 Total Years in the Top Eight ........................................230 Team and Individual Statistics. .158 Doubles Wins & Partners. .231 Teams with the Most Events.........................................158