Attach (recommended) or Link to PDF file here: [ar99.pdf](https://github.com/mozilla/pdf.js/files/7086733/ar99.pdf)
https://www.dallasfed.org/fed/~/media/documents/fed/annual/1999/ar99.pdf 

Configuration:
- Web browser and its version: Firefox Browser 72.0.2 (64-bit)
- Operating system and its version: Windows 10 Enterprise version 1809
- PDF.js version: 2.4.152
- Is a browser extension:

Steps to reproduce the problem:
1. Open URL
2. Observe

What is the expected behavior? (add screenshot)
![image](https://user-images.githubusercontent.com/60226822/72994265-6a03c780-3dbc-11ea-8914-42563b321546.png)

What went wrong? (add screenshot)
![image](https://user-images.githubusercontent.com/60226822/72994291-77b94d00-3dbc-11ea-9de2-6214a4d4b361.png)

Link to a viewer (if hosted on a site other than mozilla.github.io/pdf.js or as Firefox/Chrome extension):

t[2941] = 7495;
  t[2942] = 7496;
  t[2944] = 7498;
  t[2946] = 7500;
  t[2948] = 7502;
  t[2950] = 7504;
  t[2951] = 7505;
  t[2952] = 7506;
  t[2954] = 7508;
  t[2955] = 7509;
  t[2956] = 7510;
  t[2958] = 7512;
  t[2959] = 7513;
  t[2960] = 7514;
  t[2962] = 7516;
  t[2963] = 7517;
  t[2964] = 7518;
  t[2966] = 7520;
  t[2967] = 7521;
  t[2968] = 7522;
  t[2970] = 7524;
  t[2971] = 7525;
  t[2972] = 7526;
  t[2974] = 7528;
  t[2975] = 7529;
  t[2976] = 7530;
  t[2978] = 1537;
  t[2979] = 1538;
  t[2980] = 1539;
  t[2982] = 1549;