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[87] = 116;
  t[88] = 117;
  t[89] = 118;
  t[90] = 119;
  t[91] = 120;
  t[92] = 121;
  t[93] = 122;
  t[94] = 123;
  t[95] = 124;
  t[96] = 125;
  t[97] = 126;
  t[98] = 196;
  t[99] = 197;
  t[100] = 199;
  t[101] = 201;
  t[102] = 209;
  t[103] = 214;
  t[104] = 220;
  t[105] = 225;
  t[106] = 224;
  t[107] = 226;
  t[108] = 228;
  t[109] = 227;
  t[110] = 229;
  t[111] = 231;
  t[112] = 233;
  t[113] = 232;
  t[114] = 234;
  t[115] = 235;
  t[116] = 237;