JanFebMarAprMeiJunJulAugSepOktNovDec
15.62.79.316.4        
25.611.07.415.2        
37.69.69.112.6        
47.78.212.815.4        
52.35.711.211.9        
6-1.93.88.610.9        
73.61.44.713.2        
83.5-0.37.413.3        
94.7-1.99.420.6        
106.7-1.110.612.6        
118.40.011.912.2        
125.92.012.310.8        
135.64.910.411.0        
145.16.114.411.6        
154.411.410.510.7        
160.87.616.110.9        
17-0.56.68.99.7        
18-0.96.79.18.9        
191.88.710.98.4        
202.710.411.311.9        
213.19.49.614.6        
221.39.812.39.8        
232.29.911.7         
240.96.412.3         
250.47.011.1         
261.19.89.6         
273.610.516.2         
287.96.717.9         
295.611.2         
303.319.8         
313.423.1     
Gem: 3.66.211.6* 12.4        
Max: 8.411.423.1* 20.6        
Min: -1.9-1.94.7* 8.4        
Let op:  *dataset is niet compleet.
GemJanFebMarAprMeiJunJulAugSepOktNovDec
20173.66.211.6* 12.4        
20165.07.28.712.319.020.422.522.122.813.18.07.0
20156.26.49.812.815.919.322.323.217.713.211.611.3
20145.99.012.415.716.919.924.821.220.616.310.06.5
20134.03.84.812.816.118.423.323.018.115.19.17.8
2012      * 23.624.018.413.58.96.1
Gem4.96.59.5* 13.217.019.5* 23.322.719.514.39.57.7