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[117] = 236;
  t[118] = 238;
  t[119] = 239;
  t[120] = 241;
  t[121] = 243;
  t[122] = 242;
  t[123] = 244;
  t[124] = 246;
  t[125] = 245;
  t[126] = 250;
  t[127] = 249;
  t[128] = 251;
  t[129] = 252;
  t[130] = 8224;
  t[131] = 176;
  t[132] = 162;
  t[133] = 163;
  t[134] = 167;
  t[135] = 8226;
  t[136] = 182;
  t[137] = 223;
  t[138] = 174;
  t[139] = 169;
  t[140] = 8482;
  t[141] = 180;
  t[142] = 168;
  t[143] = 8800;
  t[144] = 198;
  t[145] = 216;
  t[146] = 8734;