JanFebMarAprMayJunJulAugSepOctNovDec
19.010.68.414.116.320.620.720.519.718.614.76.7
25.412.012.314.517.418.222.618.319.316.613.88.6
36.99.110.312.713.918.621.620.817.115.614.711.3
47.89.311.115.217.817.121.320.622.216.314.19.8
56.67.610.914.915.614.824.319.720.116.311.69.6
68.58.810.715.716.115.828.620.718.816.612.811.2
711.910.49.914.116.917.922.519.018.817.412.513.1
811.29.114.115.917.417.624.618.818.718.810.66.4
910.75.315.818.214.318.924.518.817.816.213.76.1
109.84.112.914.115.618.220.920.817.018.912.310.8
1111.42.812.415.817.720.617.319.216.816.714.24.3
127.66.812.113.414.618.021.419.717.916.610.29.4
136.112.813.713.817.019.320.920.016.917.89.410.7
149.29.514.414.818.022.020.119.916.917.812.67.5
1510.112.111.313.114.620.722.021.817.417.113.68.2
1610.912.810.915.415.422.223.719.416.318.213.97.7
177.89.911.115.613.525.825.821.916.312.89.6 
187.111.613.614.316.626.726.119.217.313.312.1 
197.512.814.613.714.927.423.119.318.115.611.2 
206.114.912.613.715.829.219.716.917.315.214.2 
214.013.411.217.215.925.717.623.716.914.614.3 
229.414.19.317.119.719.816.922.117.414.415.1 
238.711.610.315.019.221.319.820.418.118.712.1 
248.010.811.714.321.521.423.720.718.117.29.2 
259.310.915.911.722.122.523.620.720.617.77.7 
267.711.215.412.123.920.120.922.617.916.37.8 
278.48.715.612.722.620.521.024.516.815.410.7 
289.69.914.312.619.616.117.625.617.613.87.8 
2911.612.414.318.616.416.921.417.315.87.3 
3011.514.912.420.117.819.818.117.412.26.3 
3111.314.218.120.819.614.0 
Avg: 8.710.112.514.417.420.421.620.518.016.211.7* 8.8
Hi: 11.914.915.918.223.929.228.625.622.218.915.1* 13.1
Lo: 4.02.88.411.713.514.816.916.916.312.26.3* 4.3
Note:  *Incomplete dataset.
AvgJanFebMarAprMayJunJulAugSepOctNovDec
2018            
20178.710.112.514.417.420.421.620.518.016.211.7* 8.8
201610.29.611.212.817.919.621.722.120.115.210.810.6
20159.98.411.115.215.819.920.619.918.115.313.413.3
20149.99.912.114.116.320.723.320.120.816.312.69.7
20138.17.17.511.515.118.623.822.019.016.410.410.4
201210.18.613.412.117.017.319.420.417.914.310.99.5
20117.410.511.917.416.418.620.019.719.116.913.810.5
20105.47.310.113.916.221.021.220.318.215.110.04.1
20097.18.312.014.217.120.019.720.319.116.012.57.5
200810.610.610.812.818.419.220.219.518.314.311.07.7
2007         * 15.311.99.4
Avg8.89.011.313.816.719.521.220.518.8* 15.611.7* 9.2