JanFebMarAprMayJunJulAugSepOctNovDec
111.210.59.812.410.116.2      
215.311.68.813.511.216.6      
313.511.27.418.113.416.3      
412.310.59.220.819.018.0      
58.310.39.823.516.418.7      
67.211.410.224.812.918.5      
76.212.215.517.213.218.6      
84.516.812.015.614.518.2      
93.114.811.610.015.016.1      
105.610.410.511.518.916.5      
114.410.29.412.317.115.4      
125.412.211.115.614.714.6      
1311.712.914.318.915.517.6      
1413.917.017.616.213.017.8      
1513.919.715.413.112.216.4      
1614.512.316.711.613.218.3      
1718.710.917.611.313.721.2      
1814.611.015.811.914.0       
195.411.814.512.413.8       
203.611.313.612.313.9       
2111.613.814.711.214.4       
2214.514.714.410.813.9       
2313.97.812.69.814.0       
2412.77.412.410.314.5       
2513.212.411.010.917.2       
2610.89.58.312.115.8       
2712.08.812.312.215.2       
2819.510.114.211.715.0       
2917.110.012.211.516.3       
3014.812.414.315.9       
3112.510.815.9    
Avg: 11.211.812.513.914.6* 17.4      
Hi: 19.519.717.624.819.0* 21.2      
Lo: 3.17.47.49.810.1* 14.6      
Note:  *Incomplete dataset.
AvgJanFebMarAprMayJunJulAugSepOctNovDec
202411.211.812.513.914.6* 17.4      
20237.68.213.012.415.220.220.220.721.219.013.211.1
20229.311.013.513.017.319.722.122.720.121.014.112.1
20218.813.812.713.614.918.619.520.020.416.611.012.6
202010.813.511.815.718.118.221.021.820.015.515.110.9
20197.512.412.312.913.918.221.021.319.417.411.411.6
201810.06.811.214.814.618.521.921.420.515.513.212.0
20176.911.412.713.217.219.720.220.817.616.911.38.9
201611.610.110.213.016.118.220.521.319.815.911.511.5
20159.07.610.314.916.018.921.320.917.516.414.414.8
201411.910.711.714.214.719.019.920.220.619.214.79.1
20139.58.211.812.912.616.021.920.419.618.613.811.0
2012  * 13.411.216.618.819.321.719.316.312.711.4
Avg9.510.5* 12.113.515.5* 18.620.721.119.717.413.011.4