Leagues
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USBC has data for Eric S Adolphson starting from 2002.
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Bowlers Experience.-Markstein 635 Scratch Tr (W) - data not found
2024-2025
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Sutherland Tax Service.-Markstein Sales Scratch Tr (W) - 221 over 102 games
2023-2024
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Amtec Ind.-Markstein Sales Trios (W) - 221 over 108 games
2022-2023
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Scratch Draft Trios (S) - 236 over 8 games
Amtec Ind.-Markstein Sales Trios (W) - 219 over 96 games
Dublin790 Majors (W) - 201 over 3 games
2021-2022
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Nisei Invitational (S) - 227 over 36 games
Amtec Ind.-Markstein Sales Trios (W) - 221 over 96 games
2020-2021
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2021 Summer Nisei Invitational (S) - 230 over 54 games
2019-2020
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Black Oak Trios (W) - 224 over 75 games
2018-2019
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Black Oak Trios W-17-18 (W) - 230 over 99 games
2017-2018
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2018 Sum Nisei Invitational (S) - data not found
Clayton Valley 765 Scratch (W) - 228 over 6 games
Black Oak Trios W-17-18 (W) - 226 over 105 games
P B A Exp. Wtr. (W) - 193 over 12 games
2016-2017
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2017 Sum Nisei Invitational (S) - 237 over 42 games
Black Oak Trios W-16-17 (W) - 222 over 102 games
2015-2016
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2016 Sum Nisei Invitational (S) - 221 over 48 games
Black Oak Trios W-15-16 (W) - 221 over 102 games
2014-2015
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Black Oak Trios (W) - 228 over 9 games
Dublin Majors (W) - 210 over 15 games
2016 Sum Nisei Invitational (S) - 208 over 48 games
2013-2014
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Dublin Majors (W) - 214 over 15 games
2014 Sum Nisei Invitational (S) - 210 over 45 games
2012-2013
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Nisei Invitational Trios (S) - 208 over 42 games
Tri-City 975 Scratch (W) - 181 over 3 games
2003-2004
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Hoffmann Invitational (W) - data not found
2001-2002
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Hoffmann Invitational (W) - 147 over 71 games
Sport/Challenge average conversions are located at the bottom of the page.
Recent Composite Averages
2025: 221 over 102 games (House)2024: 221 over 108 games (House)
2023: 219 over 107 games (House)
2022: 223 over 132 games (House)
2021: 230 over 54 games (House)