| Jan | Feb | March | April | May | June | July | Aug | Sept | Oct | Nov | Dec |
|---|
| 1 | 16.9 | 15.2 | 13.4 | 11.4 | 5.9 | 6.3 | 1.7 | 7.9 | 11.9 | 5.9 | 8.0 | 10.1 |
|---|
| 2 | 14.5 | 16.4 | 10.7 | 8.4 | 6.8 | 6.5 | 9.6 | 6.7 | 8.8 | 7.2 | 14.8 | 14.0 |
|---|
| 3 | 14.1 | 15.1 | 18.8 | 11.6 | 5.2 | 5.8 | 2.6 | 2.9 | 8.5 | 14.8 | 9.4 | 15.9 |
|---|
| 4 | 15.5 | 14.4 | 16.8 | 11.3 | 5.5 | 9.0 | 5.1 | 2.7 | 6.9 | 12.8 | 3.7 | 17.5 |
|---|
| 5 | 15.5 | 12.9 | 14.2 | 13.2 | 3.5 | 6.0 | 1.1 | 2.3 | 3.8 | 7.8 | 5.6 | 19.3 |
|---|
| 6 | 15.4 | 12.4 | 12.0 | 11.8 | 5.9 | 2.1 | -2.5 | 3.0 | 0.5 | 8.7 | 13.1 | 12.7 |
|---|
| 7 | 13.0 | 17.6 | 7.2 | 8.4 | 6.2 | 6.3 | -0.3 | 1.7 | 4.9 | 14.8 | 12.8 | 11.6 |
|---|
| 8 | 11.1 | 15.9 | 11.3 | 7.3 | 3.9 | 4.8 | 1.7 | 3.2 | 7.5 | 8.5 | 15.7 | 14.2 |
|---|
| 9 | 14.9 | 17.1 | 11.4 | 8.9 | 3.2 | 6.3 | 2.2 | 7.3 | 3.2 | 10.4 | 15.6 | 20.0 |
|---|
| 10 | 18.7 | 16.5 | 12.2 | 10.2 | 3.4 | 13.0 | 0.2 | 6.4 | 11.5 | 5.5 | 15.9 | 14.1 |
|---|
| 11 | 15.9 | 14.2 | 11.8 | 17.8 | 6.1 | 10.5 | -0.5 | 5.1 | 4.2 | 7.2 | 15.7 | 11.1 |
|---|
| 12 | 18.7 | 9.2 | 16.1 | 16.9 | -0.5 | 7.4 | 4.8 | 3.5 | 0.4 | 6.4 | 12.9 | 17.1 |
|---|
| 13 | 16.3 | 12.0 | 15.6 | 11.0 | 2.5 | 4.2 | 5.4 | 6.1 | 8.7 | 4.6 | 14.1 | 14.5 |
|---|
| 14 | 16.9 | 12.5 | 15.0 | 9.9 | 3.7 | 6.0 | 3.5 | 3.4 | 12.8 | 9.0 | 12.3 | 14.2 |
|---|
| 15 | 19.4 | 14.3 | 14.9 | 11.7 | 7.3 | 6.1 | 5.4 | 1.5 | 10.0 | 6.7 | 16.5 | 14.8 |
|---|
| 16 | 16.5 | 15.8 | 9.3 | 11.0 | 7.6 | 3.4 | 8.6 | 8.9 | 5.6 | 6.4 | 10.2 | 16.6 |
|---|
| 17 | 17.2 | 12.3 | 5.8 | 9.2 | 6.1 | 7.2 | 6.0 | 9.0 | 2.6 | 8.6 | 8.3 | 11.0 |
|---|
| 18 | 17.4 | 14.9 | 9.1 | 10.2 | 0.5 | 10.2 | 7.2 | 12.2 | 2.3 | 4.7 | 7.4 | 12.0 |
|---|
| 19 | 17.9 | 15.4 | 9.3 | 8.4 | 2.8 | 6.8 | 6.2 | 4.1 | 3.1 | 8.0 | 8.7 | 15.2 |
|---|
| 20 | 22.2 | 14.9 | 10.0 | 12.0 | 8.6 | 5.4 | 8.7 | 1.4 | 10.6 | 8.4 | 10.5 | 16.1 |
|---|
| 21 | 21.6 | 14.7 | 9.1 | 12.4 | 10.8 | 5.0 | 4.2 | 2.3 | 6.4 | 7.1 | 10.7 | 15.1 |
|---|
| 22 | 19.3 | 16.0 | 4.6 | 7.4 | 9.4 | 2.3 | 7.2 | 1.7 | 3.0 | 7.8 | 9.5 | 16.0 |
|---|
| 23 | 17.8 | 15.6 | 7.5 | 7.0 | 7.6 | 4.8 | 4.1 | 2.6 | 6.6 | 9.9 | 7.6 | 15.2 |
|---|
| 24 | 14.6 | 12.4 | 12.2 | 4.2 | 6.7 | 3.9 | 2.6 | 13.6 | 5.0 | 11.7 | 12.6 | 16.3 |
|---|
| 25 | 15.1 | 18.1 | 9.5 | 5.9 | 6.4 | 7.5 | 1.8 | 4.5 | 5.5 | 15.5 | 9.5 | 15.0 |
|---|
| 26 | 13.9 | 16.6 | 15.4 | 11.2 | 5.1 | 8.2 | 2.7 | 10.8 | 4.2 | 12.8 | 12.4 | 13.1 |
|---|
| 27 | 14.7 | 17.8 | 14.6 | 4.9 | 4.6 | 7.8 | 2.7 | 7.6 | 8.1 | 13.0 | 10.5 | 14.7 |
|---|
| 28 | 13.8 | 14.8 | 10.2 | 2.4 | 2.2 | 3.1 | 2.2 | 11.1 | 4.8 | 8.8 | 13.7 | 11.5 |
|---|
| 29 | 15.2 | 15.4 | 9.2 | 2.3 | 4.9 | -1.1 | 8.7 | 9.3 | 5.1 | 8.9 | 13.4 | 15.5 |
|---|
| 30 | 17.6 | | 7.4 | 8.0 | 3.8 | 2.5 | 10.4 | 10.1 | 6.0 | 8.6 | 13.8 | 14.0 |
|---|
| 31 | 17.7 | | 10.5 | | 3.4 | | 7.2 | 9.0 | | 5.8 | | 12.5 |
|---|
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