| Frequency Table (Categorical Data) | ||
| Category | Abs. Frequency | Rel. Frequency |
| IntelMacOSX10.5 | 1 | 0.0149 |
| IntelMacOSX10_5_7 | 1 | 0.0149 |
| IntelMacOSX10_5_8 | 1 | 0.0149 |
| IntelMacOSX10_6 | 1 | 0.0149 |
| IntelMacOSX10_6_1 | 1 | 0.0149 |
| IntelMacOSX10_6_2 | 2 | 0.0299 |
| WindowsNT5.1 | 28 | 0.4179 |
| WindowsNT6.0 | 27 | 0.403 |
| WindowsNT6.1 | 5 | 0.0746 |
