Artists · Global Music Power

Mary Wells portraitMary Wells

Charting Feb 4, 1961Sep 2, 1972 · 177 weeks with chart power

Charted in 2 of 2 marketsBillboard Hot 100 162 wk, UK Singles Chart 24 wk

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Billboard Hot 100 and UK Singles Chart combined, weighted · How it works

Each week an artist's share is the weighted mean of their Power Share across Billboard Hot 100 ×1 and UK Singles Chart ×0.45 (weights ∝ √population, US = 1). The divisor is every chart's weight, so a number one is worth the same share in any era — and a week before every chart exists sums to less than 100.

Peak Power
2.38%
week of Jun 27, 1964
Career Power
136
share-weeks
Weeks at #1
0
weeks as the top artist
Peak Year
56
August 1963 – August 1964
Peak Five Years
128
April 1961 – March 1966
Top-five weeks
8
weeks ranked 1–5
Longevity
177
weeks with chart power
Dominance
3.69%
week of Jun 6, 1964
Comebacks
0
none detected

Ranked by weekly Power Share, part of the ChartReign Power model — not the chart's own positions (config version 4, Sep 21, 2026). How it works →

Exponentially smoothed share of the week's total power (the primary metric).