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Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

trends.vera.org

Incarceration Trends | Vera Institute of Justice

Page Load Speed

1.5 sec in total

First Response

52 ms

Resources Loaded

1.3 sec

Page Rendered

173 ms

trends.vera.org screenshot

About Website

Visit trends.vera.org now to see the best up-to-date Trends Vera content for United States and also check out these interesting facts you probably never knew about trends.vera.org

Incarceration trends for all states and counties since 1970: Examine jail and prison populations, incarceration rates, and racial disparities.

Visit trends.vera.org

Key Findings

We analyzed Trends.vera.org page load time and found that the first response time was 52 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

trends.vera.org performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value5.9 s

48/100

10%

TBT (Total Blocking Time)

Value9,060 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.087

93/100

15%

TTI (Time to Interactive)

Value17.6 s

4/100

10%

Network Requests Diagram

trends.vera.org

52 ms

component-styles.css

28 ms

master.css

11 ms

jquery.min.js

38 ms

responsive.min.js

24 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 52% of them (17 requests) were addressed to the original Trends.vera.org, 21% (7 requests) were made to Fast.fonts.net and 9% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (251 ms) relates to the external source Fast.fonts.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.1 MB (69%)

Content Size

3.0 MB

After Optimization

916.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Trends.vera.org main page is 3.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. HTML takes 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 1.1 MB

  • Original 1.6 MB
  • After minification 1.6 MB
  • After compression 445.7 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 1.1 MB or 71% of the original size.

Image Optimization

-7%

Potential reduce by 346 B

  • Original 5.1 kB
  • After minification 4.7 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Trends Vera images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 865.1 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 446.9 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 865.1 kB or 66% of the original size.

CSS Optimization

-84%

Potential reduce by 103.4 kB

  • Original 122.6 kB
  • After minification 106.0 kB
  • After compression 19.2 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Trends.vera.org needs all CSS files to be minified and compressed as it can save up to 103.4 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (68%)

Requests Now

25

After Optimization

8

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Trends Vera. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

trends.vera.org

trends.vera.org

52 ms

component-styles.css

component-styles.css

28 ms

master.css

master.css

11 ms

jquery.min.js

jquery.min.js

38 ms

responsive.min.js

responsive.min.js

24 ms

responsive-breakpoints.js

responsive-breakpoints.js

7 ms

logo.png

logo.png

25 ms

angular-bundle.min.js

angular-bundle.min.js

37 ms

highcharts-bundle.min.js

highcharts-bundle.min.js

34 ms

d3-bundle.js

d3-bundle.js

33 ms

app-bundle.js

app-bundle.js

28 ms

font-awesome.min.css

font-awesome.min.css

22 ms

d6911e33-4806-43fb-8b2f-6f6db36f9b6a.css

d6911e33-4806-43fb-8b2f-6f6db36f9b6a.css

63 ms

reset.css

reset.css

20 ms

addthis_widget.js

addthis_widget.js

144 ms

analytics.js

analytics.js

142 ms

header-primary

header-primary

11 ms

65d75eb0-2601-4da5-a9a4-9ee67a470a59.woff

65d75eb0-2601-4da5-a9a4-9ee67a470a59.woff

223 ms

908c4810-64db-4b46-bb8e-823eb41f68c0.woff

908c4810-64db-4b46-bb8e-823eb41f68c0.woff

250 ms

4b978f72-bb48-46c3-909a-2a8cd2f8819c.woff

4b978f72-bb48-46c3-909a-2a8cd2f8819c.woff

250 ms

c9aeeabd-dd65-491d-b4be-3e0db9ae47a0.woff

c9aeeabd-dd65-491d-b4be-3e0db9ae47a0.woff

251 ms

61bd362e-7162-46bd-b67e-28f366c4afbe.woff

61bd362e-7162-46bd-b67e-28f366c4afbe.woff

251 ms

75b36c58-2a02-4057-a537-09af0832ae46.woff

75b36c58-2a02-4057-a537-09af0832ae46.woff

250 ms

county-fips.js

county-fips.js

182 ms

collect

collect

106 ms

300lo.json

300lo.json

49 ms

collect

collect

44 ms

select2.png

select2.png

44 ms

populationDensity.js

populationDensity.js

28 ms

changelocaljailrate.js

changelocaljailrate.js

24 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

65 ms

sh.8e5f85691f9aaa082472a194.html

sh.8e5f85691f9aaa082472a194.html

91 ms

us.js

us.js

66 ms

Accessibility Review

trends.vera.org accessibility score

83

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

Form elements do not have associated labels

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best Practices

trends.vera.org best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

trends.vera.org SEO score

97

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Trends.vera.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Trends.vera.org main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

trends.vera.org

Open Graph data is detected on the main page of Trends Vera. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: