Google CrUX

Bar lists

Supports a single metric and help visualize the distributions of values.


Fractions Bar List

Fraction bars show how your traffic is distributed across different categories.

FractionsBarList

This uses device ALL instead of VARIABLE

Form Factors

Distribution across all form factors (Mar 13, 2025 to Apr 9, 2025).

phone

desktop

tablet

76.18%

23.82%

0.00%

FractionsBarList

This uses device ALL instead of VARIABLE

phone

desktop

tablet

76.18%

23.82%

0.00%

FractionsBarList

Navigation Types

Distribution across phone navigation types (Mar 13, 2025 to Apr 9, 2025).

navigate

reload

bf cache

bf

prerender

navigate cache

restore

80.25%

16.26%

2.52%

0.97%

0.00%

0.00%

0.00%

FractionsBarList

navigate

reload

bf cache

bf

prerender

navigate cache

restore

80.25%

16.26%

2.52%

0.97%

0.00%

0.00%

0.00%

FractionsBarList

Largest Contentful Paint | Resource Types

Percentage of phone page loads that had LCP of each resource type between Mar 13, 2025 and Apr 9, 2025.

text

image

98.16%

1.84%

FractionsBarList

text

image

98.16%

1.84%


Histogram Bar List

Histogram bars show the distribution of performance metrics across predefined thresholds. This helps understand not just the average performance, but how many users experience good, poor, or needs improvement values.

HistogramBarList

LCP / Largest Contentful Paint

Distribution of values between Mar 13, 2025 and Apr 9, 2025.

good

to improve

poor

49.53%

34.47%

15.99%

HistogramBarList

CLS / Cumulative Layout Shift

Distribution of values between Mar 13, 2025 and Apr 9, 2025.

good

to improve

poor

96.09%

2.05%

1.85%

HistogramBarList

TTFB / Time to First Byte

Distribution of values between Mar 13, 2025 and Apr 9, 2025.

good

to improve

poor

50.42%

38.32%

11.26%

HistogramBarList

FCP / First Contentful Paint

Distribution of values between Mar 13, 2025 and Apr 9, 2025.

good

to improve

poor

36.61%

35.92%

27.47%

HistogramBarList

INP / Interaction to Next Paint

Distribution of values between Mar 13, 2025 and Apr 9, 2025.

good

to improve

poor

68.73%

19.13%

12.14%

HistogramBarList

RTT / Round Trip Time

Distribution of values between Mar 13, 2025 and Apr 9, 2025.

good

to improve

poor

66.70%

19.72%

13.59%