JanFebMarAprMayJunJulAugSepOctNovDec
13.56.29.611.9        
20.94.811.38.6        
30.71.69.88.9        
4-0.24.910.77.6        
51.14.612.17.1        
62.02.28.112.6        
71.95.913.114.7        
80.27.412.216.0        
91.77.112.811.8        
101.95.911.69.6        
114.83.310.09.7        
127.34.68.911.8        
135.62.67.912.6        
145.14.28.312.8        
155.44.88.615.7        
164.23.99.715.7        
176.23.414.1         
185.43.413.3         
195.24.310.7         
207.38.817.6         
217.06.711.4         
226.110.410.6         
233.89.710.9         
243.710.811.4         
254.611.04.8         
264.111.17.4         
273.58.710.9         
285.97.16.5         
294.59.3         
303.37.6         
315.315.2     
Avg: 3.96.110.5* 11.7        
Hi: 7.311.117.6* 16.0        
Lo: -0.21.64.8* 7.1        
Note:  *Incomplete dataset.
AvgJanFebMarAprMayJunJulAugSepOctNovDec
20263.96.110.5* 11.7        
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
Avg5.67.09.5* 11.615.218.519.319.417.212.99.56.8