monthvalues
| 011 | Jan 1-15 | 071 | Jul 1-15 |
| 012 | Jan 16 – 31 | 072 | Jul 16-31 |
| 021 | Feb 1-15 | 081 | Aug 1-15 |
| 022 | Feb 16-28 | 082 | Aug 16 – 31 |
| 031 | Mar 1-15 | 091 | Sep 1-15 |
| 032 | Mar 16-31 | 092 | Sep 16-30 |
| 041 | Apr 1-15 | 101 | Oct 1-15 |
| 042 | Apr 16-30 | 102 | Oct 16-31 |
| 051 | May 1-15 | 111 | Nov 1-15 |
| 052 | May 16-31 | 112 | Nov 16-30 |
| 061 | Jun 1-15 | 121 | Dec 1-15 |
| 062 | Jun 16-30 | 122 | Dec 16-31 |