JanFebMarAprMayJunJulAugSepOctNovDec
133.325.535.6         
231.921.729.5         
331.720.731.2 28.4       
430.127.836.2 28.1       
530.329.629.9 27.0       
632.130.324.3 25.7       
732.229.225.7 24.3       
833.329.025.5 22.2       
932.631.227.2 27.4       
1033.232.926.7 27.9       
1132.334.925.2 22.5       
1233.534.228.7 22.4       
1334.734.026.9 24.3       
1437.433.328.7 24.4       
1529.636.329.8 25.2       
1631.133.630.9 24.6       
1729.931.431.4 22.7       
1831.032.631.4 25.1       
1932.233.132.8 25.0       
2032.230.230.5 25.1       
2130.826.925.2 24.8       
2231.926.628.3         
2333.025.328.3         
2432.329.128.6         
2532.532.5          
2633.733.3          
2733.628.1          
2830.830.2          
2930.8          
3032.4          
3134.7      
Avg: 32.330.1* 29.1 * 25.1       
Hi: 37.436.3* 36.2 * 28.4       
Lo: 29.620.7* 24.3 * 22.2       
Note:  *Incomplete dataset.
AvgJanFebMarAprMayJunJulAugSepOctNovDec
201832.330.1* 29.1 * 25.1       
201731.932.830.926.424.722.722.924.727.727.027.431.5
201629.530.829.127.526.221.322.423.125.427.430.630.5
201530.028.529.525.623.920.820.222.823.826.628.928.8
201429.629.228.127.524.022.321.421.524.226.728.629.7
201330.127.827.726.022.520.421.024.126.627.927.929.0
201228.229.327.525.623.120.220.422.525.126.327.629.8
2011  * 28.125.322.520.220.721.724.425.128.726.9
Avg30.229.8* 28.826.3* 24.021.121.322.925.326.728.529.5