JanFebMarAprMayJunJulAugSepOctNovDec
15.611.78.06.614.618.914.722.319.013.615.7 
26.714.36.57.416.722.316.424.616.814.015.2 
36.98.56.95.515.820.218.820.419.416.215.2 
47.27.08.47.013.313.815.822.115.414.411.6 
55.94.88.35.617.613.618.828.213.919.311.1 
65.64.87.116.413.814.012.023.918.513.918.6 
74.41.710.013.812.616.116.821.821.913.216.1 
85.02.66.015.721.512.419.220.314.312.712.2 
92.02.35.69.020.613.519.020.216.39.910.6 
104.55.34.813.724.210.613.019.812.09.112.9 
115.16.65.618.028.210.214.220.712.710.011.3 
126.38.29.519.621.814.616.822.912.310.5  
136.47.811.816.222.518.212.924.014.77.5  
143.47.711.111.122.617.912.523.220.716.9  
15-0.19.85.69.725.916.118.617.719.913.8  
16-0.28.48.89.424.312.517.818.220.414.7  
170.79.515.59.920.116.521.918.724.819.8  
180.012.815.611.114.313.823.220.127.113.9  
195.010.312.17.714.722.325.215.724.016.0  
207.513.79.29.720.921.623.419.818.114.2  
2110.012.215.312.823.521.820.117.317.714.2  
229.97.09.410.018.520.419.018.013.312.4  
2310.67.78.09.413.819.820.218.811.914.0  
249.38.37.49.417.728.425.518.810.116.8  
258.96.85.98.920.218.723.718.511.712.0  
269.46.75.89.316.222.218.917.612.515.3  
2711.09.06.611.221.021.221.225.39.611.3  
2813.011.19.67.319.316.422.023.512.112.1  
295.610.111.713.316.415.725.718.716.817.2  
306.613.816.013.615.821.117.914.413.8  
3111.313.617.419.321.616.3 
Avg: 6.28.29.111.018.817.319.020.716.413.8* 13.7 
Hi: 13.014.315.619.628.228.425.728.227.119.8* 18.6 
Lo: -0.21.74.85.512.610.212.015.79.67.5* 10.6 
Note:  *Incomplete dataset.
AvgJanFebMarAprMayJunJulAugSepOctNovDec
20246.28.29.111.018.817.319.020.716.413.8* 13.7 
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
Avg5.97.18.8* 10.914.918.118.618.816.912.7* 10.46.1