| JAN | APR | JUL | OCT |
| FEB | MAY | AUG | NOV |
| MAR | JUN | SEP | DEC |
| JAN | APR | JUL | OCT |
| FEB | MAY | AUG | NOV |
| MAR | JUN | SEP | DEC |
| JAN | APR | JUL | OCT |
| FEB | MAY | AUG | NOV |
| MAR | JUN | SEP | DEC |
| JAN* | APR* | JUL | OCT |
| FEB* | MAY* | AUG | NOV |
| MAR* | JUN | SEP | DEC |
| JAN | APR* | JUL* | OCT |
| FEB* | MAY* | AUG* | NOV* |
| MAR* | JUN* | SEP* | DEC |
*Combined Months (e.g. JAN = JAN 15-FEB 15)