JanFebMarAprMayJunJulAugSepOctNovDec
13.56.29.6         
20.94.811.3         
30.71.69.8         
4-0.24.910.7         
51.14.612.1         
62.02.28.1         
71.95.9          
80.27.4          
91.77.1          
101.95.9          
114.83.3          
127.34.6          
135.62.6          
145.14.2          
155.44.8          
164.23.9          
176.23.4          
185.43.4          
195.24.3          
207.38.8          
217.06.7          
226.110.4          
233.89.7          
243.710.8          
254.611.0          
264.111.1          
273.58.7          
285.97.1          
294.5          
303.3          
315.3      
Avg: 3.96.1* 10.3         
Hi: 7.311.1* 12.1         
Lo: -0.21.6* 8.1         
Note:  *Incomplete dataset.
AvgJanFebMarAprMayJunJulAugSepOctNovDec
20263.96.1* 10.3         
20256.37.611.515.316.720.222.522.118.413.88.97.4
20246.28.29.111.018.817.319.020.716.413.89.98.9
20235.78.16.410.313.919.917.418.017.812.08.46.9
20227.86.310.210.415.318.120.120.015.913.810.34.2
20213.75.69.49.411.618.419.517.517.912.89.56.5
2020   * 13.215.017.017.218.016.611.310.26.6
Avg5.67.0* 9.5* 11.615.218.519.319.417.212.99.56.8