- January statistics (XLS) - The original file contained incorrect data. A corrected file was posted on 2/25/2013.
- February statistics (XLS)
- March statistics (XLS)
- April statistics (XLS)
- May statistics (XLS)
- June statistics (XLS)
- July statistics (XLS)
- August statistics (XLS)
- September statistics (XLS)
- October statistics (XLS)
- November statistics (XLS)
- December statistics (XLS)