JanFebMarAprMayJunJulAugSepOctNovDec
1-3.56.440.228.352.8       
221.921.537.121.767.4       
313.111.738.523.473.4       
414.53.034.536.879.7       
511.54.034.728.080.3       
631.814.822.219.281.3       
736.710.521.329.183.8       
834.49.224.124.467.4       
938.12.226.932.272.3       
1033.310.726.047.048.3       
111.613.633.639.853.2       
12-6.26.637.637.358.6       
1310.529.242.531.873.5       
1423.142.440.237.080.1       
15-4.833.231.937.881.7       
1611.128.733.542.286.7       
1738.223.137.146.467.9       
1839.616.333.550.459.7       
1943.17.233.555.765.9       
2040.410.436.961.4        
2131.817.342.762.7        
2222.121.434.469.6        
2330.320.734.065.3        
2431.522.933.458.0        
2536.333.139.669.3        
2633.639.737.067.0        
2720.535.352.361.6        
2810.437.745.964.5        
2920.239.382.6        
3048.125.163.4        
3127.115.7     
Avg: 23.919.034.446.5* 70.2       
Hi: 48.142.452.382.6* 86.7       
Lo: -6.22.215.719.2* 48.3       
Note:  *Incomplete dataset.
AvgJanFebMarAprMayJunJulAugSepOctNovDec
201823.919.034.446.5* 70.2       
2017 * 36.639.056.570.279.989.178.372.059.640.227.2
Avg23.9* 27.836.751.5* 70.279.989.178.372.059.640.227.2