JanFebMarAprMayJunJulAugSepOctNovDec
17.99.66.99.014.917.617.2     
29.613.47.49.917.820.1      
38.211.49.98.616.318.0      
49.212.68.89.212.316.0      
58.011.610.414.714.814.3      
67.311.110.914.616.315.3      
77.66.89.614.315.615.7      
85.83.97.211.020.016.9      
94.46.47.411.821.613.4      
106.610.57.314.822.214.9      
117.79.29.217.522.714.8      
125.38.312.615.120.913.7      
137.59.812.714.014.513.9      
146.111.710.912.116.917.6      
154.212.910.710.819.818.2      
164.310.69.712.817.817.6      
172.811.812.011.017.815.3      
183.213.613.111.819.215.3      
196.011.214.613.417.820.0      
209.212.311.913.219.121.0      
2112.812.612.916.320.319.3      
229.17.410.713.215.819.3      
2314.39.49.912.710.920.8      
249.89.712.611.313.621.3      
2511.78.08.511.517.816.6      
268.19.27.911.317.922.3      
279.710.98.713.417.716.5      
2811.211.38.712.818.918.2      
297.19.311.913.818.417.8      
308.812.811.817.215.9      
3110.913.617.4    
Avg: 7.910.210.412.617.617.3* 17.2     
Hi: 14.313.614.617.522.722.3* 17.2     
Lo: 2.83.96.98.610.913.4* 17.2     
Note:  *Incomplete dataset.
AvgJanFebMarAprMayJunJulAugSepOctNovDec
20247.910.210.412.617.617.3* 17.2     
20238.310.110.312.816.921.218.719.318.614.710.69.5
20228.79.211.813.016.118.220.021.017.414.711.87.2
20216.47.910.611.513.918.121.419.118.514.811.28.9
2020     * 18.017.518.516.912.911.17.9
20187.36.67.411.316.419.820.218.616.113.410.3 
20178.39.011.912.417.318.219.118.316.014.59.58.0
2016   * 10.6* 15.917.818.318.818.114.19.59.5
Avg7.88.810.4* 12.0* 16.3* 18.6* 19.119.117.414.210.68.5