https://chicagohistory.org
Chicago History Museum
Loading Experience
Cumulative Layout Shift Score
7
Page loads
Good (> 10)
82%
Needs Improvement (10 - 25)
14%
Poor (< 25)
3%
the 75 percentile -
7
Experimental Interaction To Next Paint
99
Page loads
Good (> 200)
94%
Needs Improvement (200 - 500)
4%
Poor (< 500)
1%
the 75 percentile -
99
Experimental Time To First Byte
1043
Page loads
Good (> 800)
66%
Needs Improvement (800 - 1800)
21%
Poor (< 1800)
11%
the 75 percentile -
1043
First Contentful Paint
1547ms
Page loads
Good (> 1800)
79%
Needs Improvement (1800 - 3000)
12%
Poor (< 3000)
8%
the 75 percentile -
1547ms
First Input Delay
4ms
Page loads
Good (> 100)
98%
Needs Improvement (100 - 300)
0%
Poor (< 300)
0%
the 75 percentile -
4ms
Largest Contentful Paint
3093ms
Page loads
Good (> 2500)
65%
Needs Improvement (2500 - 4000)
19%
Poor (< 4000)
14%
the 75 percentile -
3093ms