JanFebMarAprMayJunJulAugSepOctNovDec
15.26.80.69.311.317.9      
24.98.62.45.89.818.1      
38.95.02.47.912.913.8      
46.38.93.73.415.317.0      
55.94.44.011.317.317.7      
64.33.34.76.816.017.4      
73.73.17.49.715.718.1      
86.47.28.413.318.216.8      
96.07.79.510.612.112.4      
106.47.25.16.215.612.3      
119.86.78.38.810.714.4      
127.15.07.210.714.615.7      
136.74.38.66.912.416.1      
146.65.17.211.415.517.4      
157.25.85.412.117.317.4      
162.78.14.212.116.213.9      
175.87.32.911.413.817.1      
186.36.43.412.413.518.7      
193.96.48.617.715.516.6      
205.211.712.318.313.716.4      
214.210.210.712.411.217.3      
227.47.011.414.011.418.3      
2311.15.310.314.710.316.4      
248.16.512.715.612.418.2      
258.64.412.713.521.8       
269.25.210.214.518.8       
2711.44.45.212.317.7       
2811.20.67.712.118.3       
2910.67.213.619.9       
306.74.911.721.3       
315.84.314.1    
Avg: 6.96.26.911.415.0* 16.5      
Hi: 11.411.712.718.321.8* 18.7      
Lo: 2.70.60.63.49.8* 12.3      
Note:  *Incomplete dataset.
AvgJanFebMarAprMayJunJulAugSepOctNovDec
20186.96.26.911.415.0* 16.5      
20177.68.710.512.615.216.718.518.616.114.68.97.2
20166.87.69.710.214.916.218.318.917.513.98.99.0
20156.97.69.511.813.215.416.817.915.914.29.79.2
20147.17.810.511.414.217.319.617.916.913.910.96.9
20136.27.35.610.613.816.219.618.816.813.59.08.3
20126.99.112.910.112.814.216.717.916.611.79.46.5
2011          * 11.47.2
Avg6.97.89.411.114.2* 16.118.318.316.613.6* 9.77.8