mcubed.net : MLB : Seattle Mariners : biggest year-to-year improvement/decline

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Improvements/declines

Seattle Mariners : biggest year-to-year improvement/decline


Based on regular season win percentage:

                            Change in 
                              win %
Improvement: 2000 -> 2001      15.4   (56.2  ->  71.6)
Decline:     2003 -> 2004     -18.5   (57.4  ->  38.9)
Last Year:   2022 -> 2023      -1.3   (55.6  ->  54.3)