Claims
| telecast telecast the telecast the figure is attached to, with its air date. A figure with no telecast row is listed without one. Methodology → | metric metric average audience, peak audience, or total reach, as defined under Metric definitions. Methodology → | cut | value value viewers, as published. Stored as a whole number; we do not round. Methodology → | status status final, preliminary, revised, or partial confidence, as defined under Statuses and revisions. Superseded marks a figure that a later revision replaced; both stay listed. Methodology → | attr attr provider attribution. Confirmed: reconciled to the provider's own release. Press-attributed: a reporting article names the provider, corroborated by a second source before publishing. Ambiguous attributions are never published. Methodology → | source source the page the figure was taken from. Every figure links to its source. A press-attributed figure carries that mark beside its source; an unmarked source is confirmed against the provider's own release (see Attr). Methodology → |
|---|---|---|---|---|---|---|
| World Series Game 6 | average audience | full telecast | 22,339,000 | final | press-attributed | Wikipedia |
| World Series Game 5 | average audience | full telecast | 17,092,000 | final | press-attributed | Wikipedia |
| World Series Game 4 | average audience | full telecast | 22,761,000 | final | press-attributed | Wikipedia |
| World Series Game 3 | average audience | full telecast | 15,397,000 | final | press-attributed | Wikipedia |
| World Series Game 2 | average audience | full telecast | 18,897,000 | final | press-attributed | Wikipedia |
| World Series Game 1 | average audience | full telecast | 19,511,000 | final | press-attributed | Wikipedia |
| ALCS Game 6 | average audience | full telecast | 15,480,000 | final | press-attributed | Sports Media Watch |
| ALCS Game 5 | average audience | full telecast | 11,850,000 | final | press-attributed | Sports Media Watch |
| NLCS Game 5 | average audience | full telecast | 7,980,000 | final | press-attributed | Sports Media Watch |
| ALCS Game 4 | average audience | full telecast | 10,300,000 | final | press-attributed | Sports Media Watch |
| ALCS Game 3 | average audience | full telecast | 7,250,000 | final | press-attributed | Sports Media Watch |
| NLCS Game 4 | average audience | full telecast | 5,640,000 | final | press-attributed | Sports Media Watch |
| NLCS Game 3 | average audience | full telecast | 5,040,000 | final | press-attributed | Sports Media Watch |
| ALCS Game 2 | average audience | full telecast | 9,380,000 | final | press-attributed | Sports Media Watch |
| ALCS Game 1 | average audience | full telecast | 8,440,000 | final | press-attributed | Sports Media Watch |
| NLCS Game 2 | average audience | full telecast | 4,430,000 | final | press-attributed | Sports Media Watch |
| NLCS Game 1 | average audience | full telecast | 6,860,000 | final | press-attributed | Sports Media Watch |
| PGA Championship Round 4 | average audience | full telecast | 10,100,000 | final | press-attributed | Sports Media Watch |
| PGA Championship Round 3 | average audience | full telecast | 1,040,000 | final | press-attributed | Sports Media Watch |
| British Open Championship Round 4 | average audience | full telecast | 5,500,000 | final | press-attributed | Sports Media Watch |
| U.S. Open Championship Round 4 | average audience | full telecast | 7,100,000 | final | press-attributed | Sports Media Watch |
| NBA Finals Game 5 | average audience | full telecast | 14,170,000 | final | press-attributed | Wikipedia |
| Stanley Cup Final Game 7 | average audience | full telecast | 7,992,000 | final | press-attributed | Wikipedia |
| NBA Finals Game 4 | average audience | full telecast | 15,960,000 | final | press-attributed | Wikipedia |
| NBA Finals Game 3 | average audience | full telecast | 14,200,000 | final | press-attributed | Wikipedia |
| Stanley Cup Final Game 6 | average audience | full telecast | 5,814,000 | final | press-attributed | Wikipedia |
| NBA Finals Game 2 | average audience | full telecast | 14,060,000 | final | press-attributed | Wikipedia |
| Stanley Cup Final Game 5 | average audience | full telecast | 4,446,000 | final | press-attributed | Wikipedia |
| Belmont Stakes | average audience | match only | 6,600,000 | final | press-attributed | Sports Media Watch |
| NBA Finals Game 1 | average audience | full telecast | 13,040,000 | final | press-attributed | Wikipedia |
| Stanley Cup Final Game 4 | average audience | full telecast | 3,448,000 | final | press-attributed | Wikipedia |
| Stanley Cup Final Game 3 | average audience | full telecast | 2,955,000 | final | press-attributed | Wikipedia |
| Stanley Cup Final Game 2 | average audience | full telecast | 5,386,000 | final | press-attributed | Wikipedia |
| Stanley Cup Final Game 1 | average audience | full telecast | 4,300,000 | final | press-attributed | Wikipedia |
| Eastern Conference Finals Game 6 | average audience | full telecast | 8,362,000 | final | press-attributed | Sports Media Watch |
| Western Conference Finals Game 6 | average audience | full telecast | 8,462,000 | final | press-attributed | Sports Media Watch |
| Eastern Conference Finals Game 5 | average audience | full telecast | 9,995,000 | final | press-attributed | Sports Media Watch |
| Western Conference Finals Game 5 | average audience | full telecast | 9,238,000 | final | press-attributed | Sports Media Watch |
| Eastern Conference Finals Game 4 | average audience | full telecast | 10,075,000 | final | press-attributed | Sports Media Watch |
| Western Conference Finals Game 4 | average audience | full telecast | 9,731,000 | final | press-attributed | Sports Media Watch |
| Eastern Conference Finals Game 3 | average audience | full telecast | 8,969,000 | final | press-attributed | Sports Media Watch |
| Western Conference Finals Game 3 | average audience | full telecast | 8,731,000 | final | press-attributed | Sports Media Watch |
| Eastern Conference Finals Game 2 | average audience | full telecast | 6,910,000 | final | press-attributed | Sports Media Watch |
| Western Conference Finals Game 2 | average audience | full telecast | 7,886,000 | final | press-attributed | Sports Media Watch |
| Eastern Conference Finals Game 1 | average audience | full telecast | 7,321,000 | final | press-attributed | Sports Media Watch |
| Western Conference Finals Game 1 | average audience | full telecast | 8,085,000 | final | press-attributed | Sports Media Watch |
| Kentucky Derby | average audience | match only | 16,300,000 | final | press-attributed | Sports Media Watch |
| The Masters Round 4 | average audience | full telecast | 14,300,000 | final | press-attributed | Sports Media Watch |
| 2009 NCAA championship game | average audience | full telecast | 17,649,000 | final | press-attributed | Sports Media Watch |
| 2009 NCAA national semifinal | average audience | full telecast | 14,454,000 | final | press-attributed | Sports Media Watch |
| 2009 NCAA national semifinal | average audience | full telecast | 12,583,000 | final | press-attributed | Sports Media Watch |
| Daytona 500 | average audience | full telecast | 16,000,000 | final | press-attributed | Wikipedia |
| NBA All-Star Game | average audience | full telecast | 7,620,000 | final | press-attributed | Wikipedia |
| Super Bowl XLIII | average audience | full telecast | 98,732,000 | final | confirmed | Nielsen |
| Super Bowl XLIII | household rating | full telecast | 42.0 HH | final | confirmed | Nielsen |
| AFC Championship Game | average audience | full telecast | 40,645,000 | final | press-attributed | Sports Media Watch |
| NFC Championship Game | average audience | full telecast | 38,387,000 | final | press-attributed | Sports Media Watch |
| NHL Winter Classic | average audience | full telecast | 4,400,000 | final | press-attributed | Wikipedia |
Eras
| era era a span during which one measurement methodology was in effect, as described under Measurement eras. Methodology → | from | to | notes | source source the page the figure was taken from. Every figure links to its source. A press-attributed figure carries that mark beside its source; an unmarked source is confirmed against the provider's own release (see Attr). Methodology → |
|---|---|---|---|---|
| Panel-only | 2026-05-01 | current | NASCAR announced May 2026 it would stop reporting BD+P and return to panel-only for the rest of 2026 (phase0b-table.md). | source |
| Big Data + Panel | 2025-09-01 | current | Rolled out September 2025. Super Bowl LX (Feb. 8, 2026) was the first Super Bowl reported on this methodology; all prior Super Bowls used Panel-only measurement. | source |
| Panel + Out-of-Home | 2020-09-01 | 2025-09-01 | Nielsen began including Out-of-Home viewing in National TV measurement in September 2020. Super Bowl LV (Feb. 7, 2021) was the first Super Bowl to include OOH. | source |
| Before Out-of-Home | 1950-01-01 | 2020-09-01 | National TV measurement from Nielsen's panel alone. Out-of-Home viewing is not included; the last Super Bowl measured this way was LIV (Feb. 2, 2020). | source |