| Other Years | ||||||||||||||||
| 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
| Day | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 1 | 1026.3 | 1027.5 | 1036.2 | 1013.1 | 1004.5 | 1031.6 | 1026.0 | 1011.3 | 1010.3 | 1020.6 | 1006.3 | 1008.1 |
| 2 | 1026.2 | 1025.5 | 1035.1 | 1009.5 | 1007.4 | 1033.0 | 1020.5 | 1013.2 | 1010.4 | 1021.8 | 995.8 | 1014.3 |
| 3 | 1022.4 | 1023.8 | 1032.9 | 1015.9 | 1012.7 | 1028.9 | 1016.9 | 1012.9 | 1006.9 | 1019.5 | 986.3 | 1009.2 |
| 4 | 1012.9 | 1020.8 | 1030.5 | 1020.9 | 1016.4 | 1020.9 | 1014.6 | 1010.1 | 1006.4 | 1021.2 | 994.7 | 1006.2 |
| 5 | 1000.2 | 1021.0 | 1029.1 | 1021.2 | 1014.7 | 1012.5 | 1009.7 | 1011.4 | 1011.2 | 1016.8 | 1010.7 | 1011.5 |
| 6 | 994.1 | 1019.4 | 1028.3 | 1025.1 | 1010.6 | 1007.5 | 1003.6 | 1005.9 | 1010.1 | 1016.1 | 1022.4 | 1012.7 |
| 7 | 991.9 | 1016.4 | 1025.7 | 1028.3 | 1005.9 | 1004.5 | 1001.4 | 1001.5 | 1014.0 | 1023.3 | 1019.2 | 1016.5 |
| 8 | 996.4 | 1018.4 | 1021.1 | 1027.0 | 1008.9 | 1008.2 | 1003.4 | 1010.4 | 1010.8 | 1025.2 | 1010.9 | 1015.8 |
| 9 | 1011.9 | 1014.3 | 1019.6 | 1022.2 | 1017.3 | 1014.0 | 1012.4 | 1023.5 | 1006.6 | 1023.3 | 1009.5 | 1015.1 |
| 10 | 1006.5 | 1011.3 | 1017.9 | 1023.1 | 1023.1 | 1015.4 | 1019.0 | 1022.4 | 1001.0 | 1021.9 | 1011.0 | 1017.3 |
| 11 | 1008.2 | 1010.6 | 1012.4 | 1027.9 | 1024.4 | 1016.7 | 1020.0 | 1014.3 | 1003.3 | 1022.1 | 1009.3 | 1009.7 |
| 12 | 1012.9 | 1008.5 | 1001.5 | 1031.6 | 1023.3 | 1010.1 | 1017.9 | 1009.7 | 1006.0 | 1022.9 | 1017.0 | 999.7 |
| 13 | 1011.0 | 999.2 | 1003.1 | 1022.1 | 1021.8 | 1012.6 | 1020.3 | 1006.7 | 1015.2 | 1025.9 | 1018.4 | 992.6 |
| 14 | 1012.2 | 996.1 | 1011.0 | 1016.5 | 1024.1 | 1016.9 | 1021.1 | 1010.0 | 1018.9 | 1025.7 | 1016.1 | 996.2 |
| 15 | 1014.1 | 986.8 | 1011.5 | 1020.0 | 1028.8 | 1013.6 | 1015.5 | 1015.9 | 1016.8 | 1022.4 | 1012.5 | 995.5 |
| 16 | 1015.6 | 989.6 | 1012.8 | 1022.5 | 1027.0 | 1012.2 | 1004.7 | 1015.4 | 1012.2 | 1022.4 | 1012.1 | 997.4 |
| 17 | 1018.8 | 1001.5 | 1016.6 | 1022.5 | 1022.4 | 1004.7 | 999.8 | 1015.5 | 1008.1 | 1016.0 | 1014.6 | 1014.3 |
| 18 | 1028.8 | 1006.3 | 1025.0 | 1015.6 | 1017.7 | 1007.0 | 1001.7 | 1014.8 | 1008.9 | 1013.2 | 1011.0 | 1021.4 |
| 19 | 1035.1 | 1008.1 | 1032.6 | 1011.4 | 1019.5 | 1012.6 | 1006.9 | 1018.1 | 1014.8 | 1021.0 | 1011.5 | 1017.9 |
| 20 | 1036.6 | 1011.4 | 1031.5 | 1013.1 | 1020.2 | 1010.2 | 1009.1 | 1015.8 | 1016.7 | 1026.9 | 1013.9 | 1019.0 |
| 21 | 1039.1 | 1009.9 | 1033.7 | 1010.0 | 1017.2 | 1010.0 | 1014.2 | 1014.7 | 1018.0 | 1020.4 | 1011.5 | 1024.4 |
| 22 | 1037.8 | 1015.2 | 1036.4 | 1006.7 | 1018.3 | 1011.5 | 1017.0 | 1016.3 | 1020.3 | 1009.6 | 1019.8 | 1027.8 |
| 23 | 1035.5 | 1017.8 | 1036.8 | 1013.0 | 1021.4 | 1019.4 | 1016.7 | 1012.9 | 1016.1 | 995.9 | 1027.5 | 1023.3 |
| 24 | 1032.6 | 1023.3 | 1029.9 | 1020.0 | 1027.1 | 1022.2 | 1013.1 | 1011.2 | 1011.4 | 985.3 | 1025.0 | 1032.3 |
| 25 | 1021.5 | 1020.8 | 1020.0 | 1023.7 | 1020.6 | 1022.3 | 1010.9 | 1006.1 | 1011.6 | 991.6 | 1026.3 | 1032.3 |
| 26 | 1011.5 | 1019.8 | 1013.6 | 1024.3 | 1014.8 | 1018.7 | 1015.6 | 1006.3 | 1018.5 | 999.2 | 1026.2 | 1034.5 |
| 27 | 1016.9 | 1026.2 | 1012.2 | 1023.9 | 1021.5 | 1014.2 | 1020.5 | 1014.8 | 1025.1 | 1006.8 | 1023.8 | 1029.3 |
| 28 | 1020.3 | 1031.4 | 1013.9 | 1019.4 | 1017.6 | 1019.7 | 1022.4 | 1018.0 | 1021.7 | 1018.7 | 1019.9 | 1027.4 |
| 29 | 1020.9 | 1011.4 | 1012.0 | 1013.7 | 1025.0 | 1021.9 | 1019.1 | 1019.8 | 1018.1 | 1010.4 | 1028.5 | |
| 30 | 1023.2 | 1010.3 | 1006.2 | 1013.4 | 1027.5 | 1019.2 | 1016.3 | 1018.4 | 1014.5 | 1014.8 | 1021.0 | |
| 31 | 1025.5 | 1013.7 | 1023.3 | 1014.3 | 1012.3 | 1008.2 | 1013.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| High | 1040.1 | 1034.5 | 1038.4 | 1034.3 | 1030.3 | 1034.1 | 1028.4 | 1027.8 | 1026.3 | 1028.7 | 1031.3 | 1035.3 |
| Average | 985.3 | 976.4 | 1021.3 | 1018.8 | 1018.0 | 1015.9 | 1013.8 | 1013.1 | 1012.9 | 1016.0 | 1013.7 | 1015.9 |
| Low | 985.6 | 982.9 | 996.1 | 1004.2 | 1003.1 | 997.7 | 996.9 | 998.6 | 998.7 | 981.8 | 984.8 | 984.3 |
